EXHIBIT I-PDA001 (Sequential Number) ELECTRONIC DATA INTERCHANGE by vxj14228

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                    EXHIBIT I-PDA001 (Sequential Number)
        ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT
                        DATED ___________________
                TO BE EFFECTIVE ____________________ (date)


1. DOCUMENT SPECIFIC OPERATING INFORMATION:
   (This section covers only the originating Document and its Functional Acknowledgment or
   identification and timing of substitute Response Document.)

      NATURAL GAS DESCRIPTIVE NAME            Pre-determined Allocation
      ASC X12 VERSION/RELEASE NO.                           003040

ELECTRONIC DELIVERY MECHANISM (The method used to electronically transmit transactions, such as
those in EDI format, to a trading partner) - INTERNET


  ROW                                                ORIGINATING              RECEIVING
  NUM                    ITEMS                          PARTY                  PARTY

  1       COMPANY NAME                            Any Operator Corp     Any TSP Corp

  2       EDI CONTACT PHONE NUMBER                (281)989-9999         (713)555-1212

          PROVIDER NAME (if different from
  3                                               na                    na
          that in the Appendix)

  4       RECEIPT COMPUTER URL                    http:\\operator.com   http:\\tsp.com

             Basic Authentication userid          operatoruserid        tspuserid

             Basic Authentication password        operatorpassword      tsppassword

             HTTP from/to tag                     012345678             987654321

  5       ISA QUALIFIER                           01                     01

  6       ISA ID CODE                             012345678             987654321

  7       GS ID CODE                              sendpda               receivepda

          FUNCTIONAL 997 DOCUMENT
  8                                               N/A                   Y
          ACKNOWLEDGMENT (FA) (Y/N)

  9       FA RETURN TIME FRAME                    N/A                   5 minutes

          RESPONSE DOCUMENT (RSP)
  10                                              N/A                   865PDQR
          NUMBER/NAME
     FUNCTIONAL ACKNOWLEDGMENT
11                                Y     N/A
     OF RESPONSE

12   RSP RETURN TIME FRAME        N/A   N/A

13   ACCEPTANCE DOCUMENT (ACPT)   N/A   N/A

     FUNCTIONAL ACKNOWLEDGMENT
14                                N/A   N/A
     OF ACCEPTANCE

15   ACPT RETURN TIME FRAME       N/A   N/A

     RETRANSMIT TIME FRAME
16                                N/A   N/A
     (ORIGINAL DOCUMENT)

17   SIGNATURE CODE               N/A   N/A
                                                                                               Page 2 of 3
                    EXHIBIT I-PDA001 (Sequential Number)
        ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT
                        DATED ___________________
                TO BE EFFECTIVE ____________________ (date)

2. STANDARDS: Specify all applicable standards and the issuing organizations.

   GISB Business Practice Standards, version 1.1, ANSI EDI Standards, version 003040.

   Selected standards include, as applicable, all data dictionaries, segment dictionaries and
   transmission controls referenced in those standards for the tTransaction(s) contained in this Exhibit.

3. INDUSTRY GUIDELINES: Specify all applicable published industry guidelines.

   GISB Business Practice Standards, version 1.1

   The mutually agreed provisions of this Exhibit shall control in the event of any conflict with any listed
   industry guidelines.

4. SECURITY PROCEDURES: (Define security procedures, including but not limited to encryption,
   authentication, and PGP version.)

   Logon and password, PGP Encryption version 2.7

4.1 PUBLIC ENCRYPTION KEY EXCHANGE PROCEDURES:
    a) Contact for public encryption key exchange (emergency and scheduled)
       Any Body - emergency and scheduled

   b) Method of contact and related information (phone number and/or e-mail address)
      Phone: (281) 989-9999 / E-mail: anybody@anyoperator.com

   c) Chosen electronic method of key exchange
      Disk via overnight courier with public encryption key

   d) Scheduled public encryption key exchange procedures including frequency
      None scheduled, as necessary with 10 days written notice

   e) Emergency public encryption key exchange procedures
      Sent via e-mail

   f)   Verification procedures to confirm appropriate exchange of public encryption keys
        Readback of digital signature over the phone

   g) Other
      N/A
                                                                                              Page 3 of 3
                   EXHIBIT I-PDA001 (Sequential Number)
       ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT
                       DATED ___________________
               TO BE EFFECTIVE ____________________ (date)

5. TERMS AND CONDITIONS: (If no special terms and conditions have been agreed upon, enter
   “None”.)

    None


6. DATA RETENTION: (If no special data retention procedures have been agreed upon, enter “None”.)

    None

7. REFERENCED AGREEMENTS: (As required by Section 3.1 of the referenced Agreement. Parties
   to place a list of type(s) of agreements, as well as language which provides for the incorporation into
   this Exhibit of all agreements of specified type(s) which are executed subsequent to ratification of
   this Exhibit.)

    Pipeline's gas tariff, as approved by the Federal Eenergy Regulatory Commission, as such
    may be changed from time to time.

8. LIMITATION ON DIRECT DAMAGES: (If no limitation has been agreed upon, enter “None”.)

    None.

9. CONFIDENTIAL INFORMATION: (See Section 3.2. If no limitation has been agreed upon, enter
   “None”.)

    None.

10. Is the data element “transaction set” supported in the HTTP envelope (Yes/No)

    No.

The undersigned do hereby execute this Exhibit pursuant to the Agreement attached and do hereby ratify
said Agreement for all purposes set forth in this Exhibit.


COMPANY NAME:     ________________               COMPANY NAME:       __________________
BY:     __________________________               BY:    ______________________________
PRINTED                                          PRINTED
NAME:   __________________________               NAME: ______________________________
TITLE:  __________________________               TITLE: ________________________
                                                                                          Page 1 of 3
                    EXHIBIT I-CON002 (Sequential Number)
        ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT
                        DATED ___________________
                TO BE EFFECTIVE ____________________ (date)


1. DOCUMENT SPECIFIC OPERATING INFORMATION:
   (This section covers only the originating Document and its Functional Acknowledgment or
   identification and timing of substitute Response Document.)

      NATURAL GAS DESCRIPTIVE NAME            Confirmation Response
      ASC X12 VERSION/RELEASE NO.                           003040

ELECTRONIC DELIVERY MECHANISM (The method used to electronically transmit transactions, such as
those in EDI format, to a trading partner) - INTERNET


  ROW                                                ORIGINATING              RECEIVING
  NUM                    ITEMS                          PARTY                  PARTY

  1       COMPANY NAME                            Any Operator Corp     Any TSP Corp

  2       EDI CONTACT PHONE NUMBER                (281)989-9999         (713)555-1212

          PROVIDER NAME (if different from
  3                                               na                    na
          that in the Appendix)

  4       RECEIPT COMPUTER URL                    http:\\operator.com   http:\\tsp.com

             Basic Authentication userid          operatoruserid        tspuserid

             Basic Authentication password        operatorpassword      tsppassword

             HTTP from/to tag                     012345678             987654321

  5       ISA QUALIFIER                           01                     01

  6       ISA ID CODE                             012345678             987654321

  7       GS ID CODE                              sendconfresp          receiveconfresp

          FUNCTIONAL 997 DOCUMENT
  8                                               N/A                   Y
          ACKNOWLEDGMENT (FA) (Y/N)

  9       FA RETURN TIME FRAME                    N/A                   5 minutes

          RESPONSE DOCUMENT (RSP)
  10                                              N/A                   N/A
          NUMBER/NAME
     FUNCTIONAL ACKNOWLEDGMENT
11                                   N/A   N/A
     OF RESPONSE

12   RSP RETURN TIME FRAME           N/A   N/A

13   ACCEPTANCE DOCUMENT (ACPT)      N/A   N/A

     FUNCTIONAL ACKNOWLEDGMENT
14                                   N/A   N/A
     OF ACCEPTANCE

15   ACPT RETURN TIME FRAME          N/A   N/A

     RETRANSMIT TIME FRAME (ORIGI-
16                                   N/A   N/A
     NAL DOCUMENT)

17   SIGNATURE CODE                  N/A   N/A
                                                                                               Page 2 of 3
                    EXHIBIT I-CON002 (Sequential Number)
        ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT
                        DATED ___________________
                TO BE EFFECTIVE ____________________ (date)

2. STANDARDS: Specify all applicable standards and the issuing organizations.

   GISB Business Practice Standards, version 1.1, ANSI EDI Standards, version 003040.

   Selected standards include, as applicable, all data dictionaries, segment dictionaries and
   transmission controls referenced in those standards for the tTransaction(s) contained in this Exhibit.

3. INDUSTRY GUIDELINES: Specify all applicable published industry guidelines.

   GISB Business Practice Standards, version 1.1

   The mutually agreed provisions of this Exhibit shall control in the event of any conflict with any listed
   industry guidelines.

4. SECURITY PROCEDURES: (Define security procedures, including but not limited to encryption,
   authentication, and PGP version.)

   Logon and password, PGP Encryption version 2.7

4.1 PUBLIC ENCRYPTION KEY EXCHANGE PROCEDURES:
    a) Contact for public encryption key exchange (emergency and scheduled)
       Any Body - emergency and scheduled

   b) Method of contact and related information (phone number and/or e-mail address)
      Phone: (281) 989-9999 / E-mail: anybody@anyoperator.com

   c) Chosen electronic method of key exchange
      Disk via overnight courier with public encryption key

   d) Scheduled public encryption key exchange procedures including frequency
      None scheduled, as necessary with 10 days written notice

   e) Emergency public encryption key exchange procedures
      Sent via e-mail

   f)   Verification procedures to confirm appropriate exchange of public encryption keys
        Readback of digital signature over the phone

   g) Other
      N/A
                                                                                              Page 3 of 3
                   EXHIBIT I-CON002 (Sequential Number)
       ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT
                       DATED ___________________
               TO BE EFFECTIVE ____________________ (date)

5. TERMS AND CONDITIONS: (If no special terms and conditions have been agreed upon, enter
   “None”.)

    None


6. DATA RETENTION: (If no special data retention procedures have been agreed upon, enter “None”.)

    None

7. REFERENCED AGREEMENTS: (As required by Section 3.1 of the referenced Agreement. Parties
   to place a list of type(s) of agreements, as well as language which provides for the incorporation into
   this Exhibit of all agreements of specified type(s) which are executed subsequent to ratification of
   this Exhibit.)

    Pipeline's gas tariff, as approved by the Federal Eenergy Regulatory Commission, as such
    may be changed from time to time.

8. LIMITATION ON DIRECT DAMAGES: (If no limitation has been agreed upon, enter “None”.)

    None.

9. CONFIDENTIAL INFORMATION: (See Section 3.2. If no limitation has been agreed upon, enter
   “None”.)

    None.

10. Is the data element “transaction set” supported in the HTTP envelope (Yes/No)

    No.

The undersigned do hereby execute this Exhibit pursuant to the Agreement attached and do hereby ratify
said Agreement for all purposes set forth in this Exhibit.


COMPANY NAME:     ________________               COMPANY NAME:       __________________
BY:     __________________________               BY:    ______________________________
PRINTED                                          PRINTED
NAME:   __________________________               NAME: ______________________________
TITLE:  __________________________               TITLE: ________________________
                                                                                          Page 1 of 3
                   EXHIBIT I-MEA001 (Sequential Number)
       ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT
                       DATED ___________________
               TO BE EFFECTIVE ____________________ (date)


1. DOCUMENT SPECIFIC OPERATING INFORMATION:
   (This section covers only the originating Document and its Functional Acknowledgment or
   identification and timing of substitute Response Document.)

     NATURAL GAS DESCRIPTIVE NAME             Measurement Information Statement
     ASC X12 VERSION/RELEASE NO.                           003040

ELECTRONIC DELIVERY MECHANISM (The method used to electronically transmit transactions, such
as those in EDI format, to a trading partner) - INTERNET


 ROW                                                 ORIGINATING              RECEIVING
 NUM                     ITEMS                          PARTY                  PARTY

 1        COMPANY NAME                            Any TSP Corp          Any Operator Corp

 2        EDI CONTACT PHONE NUMBER                (713)555-1212         (281)989-9999

          PROVIDER NAME (if different from
 3                                                na                    na
          that in the Appendix)

 4        RECEIPT COMPUTER URL                    http:\\tsp.com        http:\\operator.com

             Basic Authentication userid          tspuserid             operatoruserid

             Basic Authentication password        tsppassword           operatorpassword

             HTTP from/to tag                     987654321             012345678

 5        ISA QUALIFIER                           01                     01

 6        ISA ID CODE                             987654321             012345678

 7        GS ID CODE                              sendmeasinf           receivemeasinf

          FUNCTIONAL 997 DOCUMENT
 8                                                N/A                   Y
          ACKNOWLEDGMENT (FA) (Y/N)

 9        FA RETURN TIME FRAME                    N/A                   5 minutes

          RESPONSE DOCUMENT (RSP)
 10                                               N/A                   N/A
          NUMBER/NAME
     FUNCTIONAL ACKNOWLEDGMENT
11                                N/A   N/A
     OF RESPONSE

12   RSP RETURN TIME FRAME        N/A   N/A

13   ACCEPTANCE DOCUMENT (ACPT)   N/A   N/A

     FUNCTIONAL ACKNOWLEDGMENT
14                                N/A   N/A
     OF ACCEPTANCE

15   ACPT RETURN TIME FRAME       N/A   N/A

     RETRANSMIT TIME FRAME
16                                N/A   N/A
     (ORIGINAL DOCUMENT)

17   SIGNATURE CODE               N/A   N/A
                                                                                               Page 2 of 3
                    EXHIBIT I-MEA001 (Sequential Number)
        ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT
                        DATED ___________________
                TO BE EFFECTIVE ____________________ (date)

2. STANDARDS: Specify all applicable standards and the issuing organizations.

   GISB Business Practice Standards, version 1.1, ANSI EDI Standards, version 003040.

   Selected standards include, as applicable, all data dictionaries, segment dictionaries and
   transmission controls referenced in those standards for the tTransaction(s) contained in this Exhibit.

3. INDUSTRY GUIDELINES: Specify all applicable published industry guidelines.

   GISB Business Practice Standards, version 1.1

   The mutually agreed provisions of this Exhibit shall control in the event of any conflict with any listed
   industry guidelines.

4. SECURITY PROCEDURES: (Define security procedures, including but not limited to encryption,
   authentication, and PGP version.)

   Logon and password, PGP Encryption version 2.7

4.1 PUBLIC ENCRYPTION KEY EXCHANGE PROCEDURES:
    a) Contact for public encryption key exchange (emergency and scheduled)
       Any Body - emergency and scheduled

   b) Method of contact and related information (phone number and/or e-mail address)
      Phone: (281) 989-9999 / E-mail: anybody@anyoperator.com

   c) Chosen electronic method of key exchange
      Disk via overnight courier with public encryption key

   d) Scheduled public encryption key exchange procedures including frequency
      None scheduled, as necessary with 10 days written notice

   e) Emergency public encryption key exchange procedures
      Sent via e-mail

   f)   Verification procedures to confirm appropriate exchange of public encryption keys
        Readback of digital signature over the phone

   g) Other
      N/A
                                                                                              Page 3 of 3
                   EXHIBIT I-MEA001 (Sequential Number)
       ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT
                       DATED ___________________
               TO BE EFFECTIVE ____________________ (date)

5. TERMS AND CONDITIONS: (If no special terms and conditions have been agreed upon, enter
   “None”.)

    None


6. DATA RETENTION: (If no special data retention procedures have been agreed upon, enter “None”.)

    None

7. REFERENCED AGREEMENTS: (As required by Section 3.1 of the referenced Agreement. Parties
   to place a list of type(s) of agreements, as well as language which provides for the incorporation into
   this Exhibit of all agreements of specified type(s) which are executed subsequent to ratification of
   this Exhibit.)

    Pipeline's gas tariff, as approved by the Federal Eenergy Regulatory Commission, as such
    may be changed from time to time.

8. LIMITATION ON DIRECT DAMAGES: (If no limitation has been agreed upon, enter “None”.)

    None.

9. CONFIDENTIAL INFORMATION: (See Section 3.2. If no limitation has been agreed upon, enter
   “None”.)

    None.

10. Is the data element “transaction set” supported in the HTTP envelope (Yes/No)

    No.

The undersigned do hereby execute this Exhibit pursuant to the Agreement attached and do hereby ratify
said Agreement for all purposes set forth in this Exhibit.


COMPANY NAME:     ________________               COMPANY NAME:       __________________
BY:     __________________________               BY:    ______________________________
PRINTED                                          PRINTED
NAME:   __________________________               NAME: ______________________________
TITLE:  __________________________               TITLE: ________________________
                                                                                            Page 1 of 3
                    EXHIBIT I-UBC003 (Sequential Number)
        ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT
                        DATED ___________________
                TO BE EFFECTIVE ____________________ (date)


1. DOCUMENT SPECIFIC OPERATING INFORMATION:
   (This section covers only the originating Document and its Functional Acknowledgment or
   identification and timing of substitute Response Document.)

      NATURAL GAS DESCRIPTIVE NAME            UPPD Bidder Confirmation Validation
      ASC X12 VERSION/RELEASE NO.                          003040

ELECTRONIC DELIVERY MECHANISM (The method used to electronically transmit transactions, such as
those in EDI format, to a trading partner) - INTERNET


  ROW                                                ORIGINATING              RECEIVING
  NUM                    ITEMS                          PARTY                  PARTY

  1       COMPANY NAME                            Any TSP Corp          Bidder Corp

  2       EDI CONTACT PHONE NUMBER                (713)555-1212         (713)333-5656

          PROVIDER NAME (if different from
  3                                               na                    na
          that in the Appendix)

  4       RECEIPT COMPUTER URL                    http:\\tsp.com        http:\\bidder.com

             Basic Authentication userid          tspuserid             bidderuserid

             Basic Authentication password        tspassword            bidderpassword

             HTTP from/to tag                     246813579             975318642

  5       ISA QUALIFIER                           01                     01

  6       ISA ID CODE                             246813579             975318642

  7       GS ID CODE                              sendbdrval            receivebdrval

          FUNCTIONAL 997 DOCUMENT
  8                                               N/A                   Y
          ACKNOWLEDGMENT (FA) (Y/N)

  9       FA RETURN TIME FRAME                    N/A                   5 minutes

          RESPONSE DOCUMENT (RSP)
  10                                              N/A                   N/A
          NUMBER/NAME
     FUNCTIONAL ACKNOWLEDGMENT
11                                N/A   N/A
     OF RESPONSE

12   RSP RETURN TIME FRAME        N/A   N/A

13   ACCEPTANCE DOCUMENT (ACPT)   N/A   N/A

     FUNCTIONAL ACKNOWLEDGMENT
14                                N/A   N/A
     OF ACCEPTANCE

15   ACPT RETURN TIME FRAME       N/A   N/A

     RETRANSMIT TIME FRAME
16                                N/A   N/A
     (ORIGINAL DOCUMENT)

17   SIGNATURE CODE               N/A   N/A
                                                                                               Page 2 of 3
                    EXHIBIT I-UBC003 (Sequential Number)
        ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT
                        DATED ___________________
                TO BE EFFECTIVE ____________________ (date)

2. STANDARDS: Specify all applicable standards and the issuing organizations.

   GISB Business Practice Standards, version 1.1, ANSI EDI Standards, version 003040.

   Selected standards include, as applicable, all data dictionaries, segment dictionaries and
   transmission controls referenced in those standards for the tTransaction(s) contained in this Exhibit.

3. INDUSTRY GUIDELINES: Specify all applicable published industry guidelines.

   GISB Business Practice Standards, version 1.1

   The mutually agreed provisions of this Exhibit shall control in the event of any conflict with any listed
   industry guidelines.

4. SECURITY PROCEDURES: (Define security procedures, including but not limited to encryption,
   authentication, and PGP version.)

   Logon and password, PGP Encryption version 2.7

4.1 PUBLIC ENCRYPTION KEY EXCHANGE PROCEDURES:
    a) Contact for public encryption key exchange (emergency and scheduled)
       Any Body - emergency and scheduled

   b) Method of contact and related information (phone number and/or e-mail address)
      Phone: (281) 989-9999 / E-mail: anybody@bidder.com

   c) Chosen electronic method of key exchange
      Disk via overnight courier with public encryption key

   d) Scheduled public encryption key exchange procedures including frequency
      None scheduled, as necessary with 10 days written notice

   e) Emergency public encryption key exchange procedures
      Sent via e-mail

   f)   Verification procedures to confirm appropriate exchange of public encryption keys
        Readback of digital signature over the phone

   g) Other
      N/A
                                                                                              Page 3 of 3
                   EXHIBIT I-UBC003 (Sequential Number)
       ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT
                       DATED ___________________
               TO BE EFFECTIVE ____________________ (date)

5. TERMS AND CONDITIONS: (If no special terms and conditions have been agreed upon, enter
   “None”.)

    None


6. DATA RETENTION: (If no special data retention procedures have been agreed upon, enter “None”.)

    None

7. REFERENCED AGREEMENTS: (As required by Section 3.1 of the referenced Agreement. Parties
   to place a list of type(s) of agreements, as well as language which provides for the incorporation into
   this Exhibit of all agreements of specified type(s) which are executed subsequent to ratification of
   this Exhibit.)

    Pipeline's gas tariff, as approved by the Federal Eenergy Regulatory Commission, as such
    may be changed from time to time.

8. LIMITATION ON DIRECT DAMAGES: (If no limitation has been agreed upon, enter “None”.)

    None.

9. CONFIDENTIAL INFORMATION: (See Section 3.2. If no limitation has been agreed upon, enter
   “None”.)

    None.

10. Is the data element “transaction set” supported in the HTTP envelope (Yes/No)

    No.

The undersigned do hereby execute this Exhibit pursuant to the Agreement attached and do hereby ratify
said Agreement for all purposes set forth in this Exhibit.


COMPANY NAME:     ________________               COMPANY NAME:       __________________
BY:     __________________________               BY:    ______________________________
PRINTED                                          PRINTED
NAME:   __________________________               NAME: ______________________________
TITLE:  __________________________               TITLE: ________________________
                                                                                          Page 1 of 3
                    EXHIBIT I-UPD001 (Sequential Number)
        ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT
                        DATED ___________________
                TO BE EFFECTIVE ____________________ (date)


1. DOCUMENT SPECIFIC OPERATING INFORMATION:
   (This section covers only the originating Document and its Functional Acknowledgment or
   identification and timing of substitute Response Document.)

      NATURAL GAS DESCRIPTIVE NAME            Upload to Pipeline of Prearranged Deal (UPPD)
      ASC X12 VERSION/RELEASE NO.                           003040

ELECTRONIC DELIVERY MECHANISM (The method used to electronically transmit transactions, such as
those in EDI format, to a trading partner) - INTERNET


  ROW                                                ORIGINATING              RECEIVING
  NUM                    ITEMS                          PARTY                  PARTY

  1       COMPANY NAME                            Deal Maker Corp       Any TSP Corp

  2       EDI CONTACT PHONE NUMBER                (713)444-3434         (713)555-1212

          PROVIDER NAME (if different from
  3                                               na                    na
          that in the Appendix)

  4       RECEIPT COMPUTER URL                    http:\\dealmkr.com    http:\\tsp.com

             Basic Authentication userid          dealmkruserid         tspuserid

             Basic Authentication password        dealmkrpassword       tsppassword

             HTTP from/to tag                     135792468             246813579

  5       ISA QUALIFIER                           01                     01

  6       ISA ID CODE                             135792468             246813579

  7       GS ID CODE                              senduppd              receiveuppd

          FUNCTIONAL 997 DOCUMENT
  8                                               N/A                   Y
          ACKNOWLEDGMENT (FA) (Y/N)

  9       FA RETURN TIME FRAME                    N/A                   5 minutes

          RESPONSE DOCUMENT (RSP)
  10                                              N/A                   843UDVL
          NUMBER/NAME
     FUNCTIONAL ACKNOWLEDGMENT
11                                Y     N/A
     OF RESPONSE

12   RSP RETURN TIME FRAME        N/A   N/A

13   ACCEPTANCE DOCUMENT (ACPT)   N/A   N/A

     FUNCTIONAL ACKNOWLEDGMENT
14                                N/A   N/A
     OF ACCEPTANCE

15   ACPT RETURN TIME FRAME       N/A   N/A

     RETRANSMIT TIME FRAME
16                                N/A   N/A
     (ORIGINAL DOCUMENT)

17   SIGNATURE CODE               N/A   N/A
                                                                                               Page 2 of 3
                    EXHIBIT I-UPD001 (Sequential Number)
        ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT
                        DATED ___________________
                TO BE EFFECTIVE ____________________ (date)

2. STANDARDS: Specify all applicable standards and the issuing organizations.

   GISB Business Practice Standards, version 1.1, ANSI EDI Standards, version 003040.

   Selected standards include, as applicable, all data dictionaries, segment dictionaries and
   transmission controls referenced in those standards for the tTransaction(s) contained in this Exhibit.

3. INDUSTRY GUIDELINES: Specify all applicable published industry guidelines.

   GISB Business Practice Standards, version 1.1

   The mutually agreed provisions of this Exhibit shall control in the event of any conflict with any listed
   industry guidelines.

4. SECURITY PROCEDURES: (Define security procedures, including but not limited to encryption,
   authentication, and PGP version.)

   Logon and password, PGP Encryption version 2.7

4.1 PUBLIC ENCRYPTION KEY EXCHANGE PROCEDURES:
    a) Contact for public encryption key exchange (emergency and scheduled)
       Any Body - emergency and scheduled

   b) Method of contact and related information (phone number and/or e-mail address)
      Phone: (281) 989-9999 / E-mail: anybody@dealmaker.com

   c) Chosen electronic method of key exchange
      Disk via overnight courier with public encryption key

   d) Scheduled public encryption key exchange procedures including frequency
      None scheduled, as necessary with 10 days written notice

   e) Emergency public encryption key exchange procedures
      Sent via e-mail

   f)   Verification procedures to confirm appropriate exchange of public encryption keys
        Readback of digital signature over the phone

   g) Other
      N/A
                                                                                              Page 3 of 3
                   EXHIBIT I-UPD001 (Sequential Number)
       ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT
                       DATED ___________________
               TO BE EFFECTIVE ____________________ (date)

5. TERMS AND CONDITIONS: (If no special terms and conditions have been agreed upon, enter
   “None”.)

    None


6. DATA RETENTION: (If no special data retention procedures have been agreed upon, enter “None”.)

    None

7. REFERENCED AGREEMENTS: (As required by Section 3.1 of the referenced Agreement. Parties
   to place a list of type(s) of agreements, as well as language which provides for the incorporation into
   this Exhibit of all agreements of specified type(s) which are executed subsequent to ratification of
   this Exhibit.)

    Pipeline's gas tariff, as approved by the Federal Eenergy Regulatory Commission, as such
    may be changed from time to time.

8. LIMITATION ON DIRECT DAMAGES: (If no limitation has been agreed upon, enter “None”.)

    None.

9. CONFIDENTIAL INFORMATION: (See Section 3.2. If no limitation has been agreed upon, enter
   “None”.)

    None.

10. Is the data element “transaction set” supported in the HTTP envelope (Yes/No)

    No.

The undersigned do hereby execute this Exhibit pursuant to the Agreement attached and do hereby ratify
said Agreement for all purposes set forth in this Exhibit.


COMPANY NAME:     ________________               COMPANY NAME:       __________________
BY:     __________________________               BY:    ______________________________
PRINTED                                          PRINTED
NAME:   __________________________               NAME: ______________________________
TITLE:  __________________________               TITLE: ________________________
                                                                                            Page 1 of 3
                    EXHIBIT I-UBC001 (Sequential Number)
        ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT
                        DATED ___________________
                TO BE EFFECTIVE ____________________ (date)


1. DOCUMENT SPECIFIC OPERATING INFORMATION:
   (This section covers only the originating Document and its Functional Acknowledgment or
   identification and timing of substitute Response Document.)

      NATURAL GAS DESCRIPTIVE NAME            UPPD Notify and Request to Confirm
      ASC X12 VERSION/RELEASE NO.                           003040

ELECTRONIC DELIVERY MECHANISM (The method used to electronically transmit transactions, such as
those in EDI format, to a trading partner) - INTERNET


  ROW                                                ORIGINATING              RECEIVING
  NUM                    ITEMS                          PARTY                  PARTY

  1       COMPANY NAME                            Any TSP Corp          Bidder Corp

  2       EDI CONTACT PHONE NUMBER                (713)555-1212         (713)333-5656

          PROVIDER NAME (if different from
  3                                               na                    na
          that in the Appendix)

  4       RECEIPT COMPUTER URL                    http:\\tsp.com        http:\\bidder.com

             Basic Authentication userid          tspuserid             bidderuserid

             Basic Authentication password        tspassword            bidderpassword

             HTTP from/to tag                     246813579             975318642

  5       ISA QUALIFIER                           01                     01

  6       ISA ID CODE                             246813579             975318642

  7       GS ID CODE                              sendnreqconf          receivenreqconf

          FUNCTIONAL 997 DOCUMENT
  8                                               N/A                   Y
          ACKNOWLEDGMENT (FA) (Y/N)

  9       FA RETURN TIME FRAME                    N/A                   5 minutes

          RESPONSE DOCUMENT (RSP)
  10                                              N/A                   N/A
          NUMBER/NAME
     FUNCTIONAL ACKNOWLEDGMENT
11                                N/A   N/A
     OF RESPONSE

12   RSP RETURN TIME FRAME        N/A   N/A

13   ACCEPTANCE DOCUMENT (ACPT)   N/A   N/A

     FUNCTIONAL ACKNOWLEDGMENT
14                                N/A   N/A
     OF ACCEPTANCE

15   ACPT RETURN TIME FRAME       N/A   N/A

     RETRANSMIT TIME FRAME
16                                N/A   N/A
     (ORIGINAL DOCUMENT)

17   SIGNATURE CODE               N/A   N/A
                                                                                               Page 2 of 3
                    EXHIBIT I-UBC001 (Sequential Number)
        ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT
                        DATED ___________________
                TO BE EFFECTIVE ____________________ (date)

2. STANDARDS: Specify all applicable standards and the issuing organizations.

   GISB Business Practice Standards, version 1.1, ANSI EDI Standards, version 003040.

   Selected standards include, as applicable, all data dictionaries, segment dictionaries and
   transmission controls referenced in those standards for the tTransaction(s) contained in this Exhibit.

3. INDUSTRY GUIDELINES: Specify all applicable published industry guidelines.

   GISB Business Practice Standards, version 1.1

   The mutually agreed provisions of this Exhibit shall control in the event of any conflict with any listed
   industry guidelines.

4. SECURITY PROCEDURES: (Define security procedures, including but not limited to encryption,
   authentication, and PGP version.)

   Logon and password, PGP Encryption version 2.7

4.1 PUBLIC ENCRYPTION KEY EXCHANGE PROCEDURES:
    a) Contact for public encryption key exchange (emergency and scheduled)
       Any Body - emergency and scheduled

   b) Method of contact and related information (phone number and/or e-mail address)
      Phone: (281) 989-9999 / E-mail: anybody@bidder.com

   c) Chosen electronic method of key exchange
      Disk via overnight courier with public encryption key

   d) Scheduled public encryption key exchange procedures including frequency
      None scheduled, as necessary with 10 days written notice

   e) Emergency public encryption key exchange procedures
      Sent via e-mail

   f)   Verification procedures to confirm appropriate exchange of public encryption keys
        Readback of digital signature over the phone

   g) Other
      N/A
                                                                                              Page 3 of 3
                   EXHIBIT I-UBC001 (Sequential Number)
       ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT
                       DATED ___________________
               TO BE EFFECTIVE ____________________ (date)

5. TERMS AND CONDITIONS: (If no special terms and conditions have been agreed upon, enter
   “None”.)

    None


6. DATA RETENTION: (If no special data retention procedures have been agreed upon, enter “None”.)

    None

7. REFERENCED AGREEMENTS: (As required by Section 3.1 of the referenced Agreement. Parties
   to place a list of type(s) of agreements, as well as language which provides for the incorporation into
   this Exhibit of all agreements of specified type(s) which are executed subsequent to ratification of
   this Exhibit.)

    Pipeline's gas tariff, as approved by the Federal Eenergy Regulatory Commission, as such
    may be changed from time to time.

8. LIMITATION ON DIRECT DAMAGES: (If no limitation has been agreed upon, enter “None”.)

    None.

9. CONFIDENTIAL INFORMATION: (See Section 3.2. If no limitation has been agreed upon, enter
   “None”.)

    None.

10. Is the data element “transaction set” supported in the HTTP envelope (Yes/No)

    No.

The undersigned do hereby execute this Exhibit pursuant to the Agreement attached and do hereby ratify
said Agreement for all purposes set forth in this Exhibit.


COMPANY NAME:     ________________               COMPANY NAME:       __________________
BY:     __________________________               BY:    ______________________________
PRINTED                                          PRINTED
NAME:   __________________________               NAME: ______________________________
TITLE:  __________________________               TITLE: ________________________
                                                                                          Page 1 of 3
                    EXHIBIT I-UBC002 (Sequential Number)
        ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT
                        DATED ___________________
                TO BE EFFECTIVE ____________________ (date)


1. DOCUMENT SPECIFIC OPERATING INFORMATION:
   (This section covers only the originating Document and its Functional Acknowledgment or
   identification and timing of substitute Response Document.)

      NATURAL GAS DESCRIPTIVE NAME            UPPD Bidder Confirmation
      ASC X12 VERSION/RELEASE NO.                          003040

ELECTRONIC DELIVERY MECHANISM (The method used to electronically transmit transactions, such as
those in EDI format, to a trading partner) - INTERNET


  ROW                                                ORIGINATING              RECEIVING
  NUM                    ITEMS                          PARTY                  PARTY

  1       COMPANY NAME                            Bidder Corp           Any TSP Corp

  2       EDI CONTACT PHONE NUMBER                (713)333-5656         (713)555-1212

          PROVIDER NAME (if different from
  3                                               na                    na
          that in the Appendix)

  4       RECEIPT COMPUTER URL                    http:\\bidder.com     http:\\tsp.com

             Basic Authentication userid          bidderuserid          tspuserid

             Basic Authentication password        bidderpassword        tsppassword

             HTTP from/to tag                     975318642             246813579

  5       ISA QUALIFIER                           01                     01

  6       ISA ID CODE                             975318642             246813579

  7       GS ID CODE                              sendbdrconf           receivebdrconf

          FUNCTIONAL 997 DOCUMENT
  8                                               N/A                   Y
          ACKNOWLEDGMENT (FA) (Y/N)

  9       FA RETURN TIME FRAME                    N/A                   5 minutes

          RESPONSE DOCUMENT (RSP)
  10                                              N/A                   824UDCV
          NUMBER/NAME
     FUNCTIONAL ACKNOWLEDGMENT
11                                Y     N/A
     OF RESPONSE

12   RSP RETURN TIME FRAME        N/A   N/A

13   ACCEPTANCE DOCUMENT (ACPT)   N/A   N/A

     FUNCTIONAL ACKNOWLEDGMENT
14                                N/A   N/A
     OF ACCEPTANCE

15   ACPT RETURN TIME FRAME       N/A   N/A

     RETRANSMIT TIME FRAME
16                                N/A   N/A
     (ORIGINAL DOCUMENT)

17   SIGNATURE CODE               N/A   N/A
                                                                                               Page 2 of 3
                    EXHIBIT I-UBC002 (Sequential Number)
        ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT
                        DATED ___________________
                TO BE EFFECTIVE ____________________ (date)

2. STANDARDS: Specify all applicable standards and the issuing organizations.

   GISB Business Practice Standards, version 1.1, ANSI EDI Standards, version 003040.

   Selected standards include, as applicable, all data dictionaries, segment dictionaries and
   transmission controls referenced in those standards for the tTransaction(s) contained in this Exhibit.

3. INDUSTRY GUIDELINES: Specify all applicable published industry guidelines.

   GISB Business Practice Standards, version 1.1

   The mutually agreed provisions of this Exhibit shall control in the event of any conflict with any listed
   industry guidelines.

4. SECURITY PROCEDURES: (Define security procedures, including but not limited to encryption,
   authentication, and PGP version.)

   Logon and password, PGP Encryption version 2.7

4.1 PUBLIC ENCRYPTION KEY EXCHANGE PROCEDURES:
    a) Contact for public encryption key exchange (emergency and scheduled)
       Any Body - emergency and scheduled

   b) Method of contact and related information (phone number and/or e-mail address)
      Phone: (281) 989-9999 / E-mail: anybody@bidder.com

   c) Chosen electronic method of key exchange
      Disk via overnight courier with public encryption key

   d) Scheduled public encryption key exchange procedures including frequency
      None scheduled, as necessary with 10 days written notice

   e) Emergency public encryption key exchange procedures
      Sent via e-mail

   f)   Verification procedures to confirm appropriate exchange of public encryption keys
        Readback of digital signature over the phone

   g) Other
      N/A
                                                                                              Page 3 of 3
                   EXHIBIT I-UBC002 (Sequential Number)
       ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT
                       DATED ___________________
               TO BE EFFECTIVE ____________________ (date)

5. TERMS AND CONDITIONS: (If no special terms and conditions have been agreed upon, enter
   “None”.)

    None


6. DATA RETENTION: (If no special data retention procedures have been agreed upon, enter “None”.)

    None

7. REFERENCED AGREEMENTS: (As required by Section 3.1 of the referenced Agreement. Parties
   to place a list of type(s) of agreements, as well as language which provides for the incorporation into
   this Exhibit of all agreements of specified type(s) which are executed subsequent to ratification of
   this Exhibit.)

    Pipeline's gas tariff, as approved by the Federal Energy Regulatory Commission, as such
    may be changed from time to time.

8. LIMITATION ON DIRECT DAMAGES: (If no limitation has been agreed upon, enter “None”.)

    None.

9. CONFIDENTIAL INFORMATION: (See Section 3.2. If no limitation has been agreed upon, enter
   “None”.)

    None.

10. Is the data element “transaction set” supported in the HTTP envelope (Yes/No)

    No.

The undersigned do hereby execute this Exhibit pursuant to the Agreement attached and do hereby ratify
said Agreement for all purposes set forth in this Exhibit.


COMPANY NAME:     ________________               COMPANY NAME:       __________________
BY:     __________________________               BY:    ______________________________
PRINTED                                          PRINTED
NAME:   __________________________               NAME: ______________________________
TITLE:  __________________________               TITLE: ________________________
                                                                                          Page 1 of 3
                   EXHIBIT I-CON001 (Sequential Number)
       ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT
                       DATED ___________________
               TO BE EFFECTIVE ____________________ (date)


1. DOCUMENT SPECIFIC OPERATING INFORMATION:
   (This section covers only the originating Document and its Functional Acknowledgment or
   identification and timing of substitute Response Document.)

     NATURAL GAS DESCRIPTIVE NAME             Request for Confirmation
     ASC X12 VERSION/RELEASE NO.                            003040

ELECTRONIC DELIVERY MECHANISM (The method used to electronically transmit transactions, such
as those in EDI format, to a trading partner) - INTERNET


 ROW                                                 ORIGINATING              RECEIVING
 NUM                     ITEMS                          PARTY                  PARTY

 1        COMPANY NAME                            Any TSP Corp           Any Operator Corp

 2        EDI CONTACT PHONE NUMBER                (713)555-1212          (281)989-9999

          PROVIDER NAME (if different from
 3                                                na                     na
          that in the Appendix)

 4        RECEIPT COMPUTER URL                    http:\\tsp.com         http:\\operator.com

             Basic Authentication userid          tspuserid              operatoruserid

             Basic Authentication password        tsppassword            operatorpassword

             HTTP from/to tag                     987654321              012345678

 5        ISA QUALIFIER                           01                     01

 6        ISA ID CODE                             987654321              012345678

 7        GS ID CODE                              sendreqconf            receivereqconf

          FUNCTIONAL 997 DOCUMENT
 8                                                N/A                    Y
          ACKNOWLEDGMENT (FA) (Y/N)

 9        FA RETURN TIME FRAME                    N/A                    5 minutes

          RESPONSE DOCUMENT (RSP)
 10                                               N/A                    855RRFC
          NUMBER/NAME
     FUNCTIONAL ACKNOWLEDGMENT
11                                Y     N/A
     OF RESPONSE

12   RSP RETURN TIME FRAME        N/A   N/A

13   ACCEPTANCE DOCUMENT (ACPT)   N/A   N/A

     FUNCTIONAL ACKNOWLEDGMENT
14                                N/A   N/A
     OF ACCEPTANCE

15   ACPT RETURN TIME FRAME       N/A   N/A

     RETRANSMIT TIME FRAME
16                                N/A   N/A
     (ORIGINAL DOCUMENT)

17   SIGNATURE CODE               N/A   N/A
                                                                                               Page 2 of 3
                    EXHIBIT I-CON001 (Sequential Number)
        ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT
                        DATED ___________________
                TO BE EFFECTIVE ____________________ (date)

2. STANDARDS: Specify all applicable standards and the issuing organizations.

   GISB Business Practice Standards, version 1.1, ANSI EDI Standards, version 003040.

   Selected standards include, as applicable, all data dictionaries, segment dictionaries and
   transmission controls referenced in those standards for the tTransaction(s) contained in this Exhibit.

3. INDUSTRY GUIDELINES: Specify all applicable published industry guidelines.

   GISB Business Practice Standards, version 1.1

   The mutually agreed provisions of this Exhibit shall control in the event of any conflict with any listed
   industry guidelines.

4. SECURITY PROCEDURES: (Define security procedures, including but not limited to encryption,
   authentication, and PGP version.)

   Logon and password, PGP Encryption version 2.7

4.1 PUBLIC ENCRYPTION KEY EXCHANGE PROCEDURES:
    a) Contact for public encryption key exchange (emergency and scheduled)
       Any Body - emergency and scheduled

   b) Method of contact and related information (phone number and/or e-mail address)
      Phone: (281) 989-9999 / E-mail: anybody@anyoperator.com

   c) Chosen electronic method of key exchange
      Disk via overnight courier with public encryption key

   d) Scheduled public encryption key exchange procedures including frequency
      None scheduled, as necessary with 10 days written notice

   e) Emergency public encryption key exchange procedures
      Sent via e-mail

   f)   Verification procedures to confirm appropriate exchange of public encryption keys
        Readback of digital signature over the phone

   g) Other
      N/A
                                                                                              Page 3 of 3
                   EXHIBIT I-CON001 (Sequential Number)
       ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT
                       DATED ___________________
               TO BE EFFECTIVE ____________________ (date)

5. TERMS AND CONDITIONS: (If no special terms and conditions have been agreed upon, enter
   “None”.)

    None


6. DATA RETENTION: (If no special data retention procedures have been agreed upon, enter “None”.)

    None

7. REFERENCED AGREEMENTS: (As required by Section 3.1 of the referenced Agreement. Parties
   to place a list of type(s) of agreements, as well as language which provides for the incorporation into
   this Exhibit of all agreements of specified type(s) which are executed subsequent to ratification of
   this Exhibit.)

    Pipeline's gas tariff, as approved by the Federal Eenergy Regulatory Commission, as such
    may be changed from time to time.

8. LIMITATION ON DIRECT DAMAGES: (If no limitation has been agreed upon, enter “None”.)

    None.

9. CONFIDENTIAL INFORMATION: (See Section 3.2. If no limitation has been agreed upon, enter
   “None”.)

    None.

10. Is the data element “transaction set” supported in the HTTP envelope (Yes/No)

    No.

The undersigned do hereby execute this Exhibit pursuant to the Agreement attached and do hereby ratify
said Agreement for all purposes set forth in this Exhibit.


COMPANY NAME:     ________________               COMPANY NAME:       __________________
BY:     __________________________               BY:    ______________________________
PRINTED                                          PRINTED
NAME:   __________________________               NAME: ______________________________
TITLE:  __________________________               TITLE: ________________________
                                                                                          Page 1 of 3
                    EXHIBIT I-UPD002 (Sequential Number)
        ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT
                        DATED ___________________
                TO BE EFFECTIVE ____________________ (date)


1. DOCUMENT SPECIFIC OPERATING INFORMATION:
   (This section covers only the originating Document and its Functional Acknowledgment or
   identification and timing of substitute Response Document.)

      NATURAL GAS DESCRIPTIVE NAME            UPPD Validation
      ASC X12 VERSION/RELEASE NO.                           003040

ELECTRONIC DELIVERY MECHANISM (The method used to electronically transmit transactions, such as
those in EDI format, to a trading partner) - INTERNET


  ROW                                                ORIGINATING              RECEIVING
  NUM                    ITEMS                          PARTY                  PARTY

  1       COMPANY NAME                            Any TSP Corp          Deal Maker Corp

  2       EDI CONTACT PHONE NUMBER                (713)555-1212         (713)444-3434

          PROVIDER NAME (if different from
  3                                               na                    na
          that in the Appendix)

  4       RECEIPT COMPUTER URL                    http:\\tsp.com        http:\\dealmkr.com

             Basic Authentication userid          tspuserid             dealmkruserid

             Basic Authentication password        tspassword            dealmkrpassword

             HTTP from/to tag                     246813579             135792468

  5       ISA QUALIFIER                           01                     01

  6       ISA ID CODE                             246813579             135792468

  7       GS ID CODE                              senduppdval           receiveuppdval

          FUNCTIONAL 997 DOCUMENT
  8                                               N/A                   Y
          ACKNOWLEDGMENT (FA) (Y/N)

  9       FA RETURN TIME FRAME                    N/A                   5 minutes

          RESPONSE DOCUMENT (RSP)
  10                                              N/A                   N/A
          NUMBER/NAME
     FUNCTIONAL ACKNOWLEDGMENT
11                                N/A   N/A
     OF RESPONSE

12   RSP RETURN TIME FRAME        N/A   N/A

13   ACCEPTANCE DOCUMENT (ACPT)   N/A   N/A

     FUNCTIONAL ACKNOWLEDGMENT
14                                N/A   N/A
     OF ACCEPTANCE

15   ACPT RETURN TIME FRAME       N/A   N/A

     RETRANSMIT TIME FRAME
16                                N/A   N/A
     (ORIGINAL DOCUMENT)

17   SIGNATURE CODE               N/A   N/A
                                                                                               Page 2 of 3
                    EXHIBIT I-UPD002 (Sequential Number)
        ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT
                        DATED ___________________
                TO BE EFFECTIVE ____________________ (date)

2. STANDARDS: Specify all applicable standards and the issuing organizations.

   GISB Business Practice Standards, version 1.1, ANSI EDI Standards, version 003040.

   Selected standards include, as applicable, all data dictionaries, segment dictionaries and
   transmission controls referenced in those standards for the tTransaction(s) contained in this Exhibit.

3. INDUSTRY GUIDELINES: Specify all applicable published industry guidelines.

   GISB Business Practice Standards, version 1.1

   The mutually agreed provisions of this Exhibit shall control in the event of any conflict with any listed
   industry guidelines.

4. SECURITY PROCEDURES: (Define security procedures, including but not limited to encryption,
   authentication, and PGP version.)

   Logon and password, PGP Encryption version 2.7

4.1 PUBLIC ENCRYPTION KEY EXCHANGE PROCEDURES:
    a) Contact for public encryption key exchange (emergency and scheduled)
       Any Body - emergency and scheduled

   b) Method of contact and related information (phone number and/or e-mail address)
      Phone: (281) 989-9999 / E-mail: anybody@dealmaker.com

   c) Chosen electronic method of key exchange
      Disk via overnight courier with public encryption key

   d) Scheduled public encryption key exchange procedures including frequency
      None scheduled, as necessary with 10 days written notice

   e) Emergency public encryption key exchange procedures
      Sent via e-mail

   f)   Verification procedures to confirm appropriate exchange of public encryption keys
        Readback of digital signature over the phone

   g) Other
      N/A
                                                                                              Page 3 of 3
                   EXHIBIT I-UPD002 (Sequential Number)
       ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT
                       DATED ___________________
               TO BE EFFECTIVE ____________________ (date)

5. TERMS AND CONDITIONS: (If no special terms and conditions have been agreed upon, enter
   “None”.)

    None


6. DATA RETENTION: (If no special data retention procedures have been agreed upon, enter “None”.)

    None

7. REFERENCED AGREEMENTS: (As required by Section 3.1 of the referenced Agreement. Parties
   to place a list of type(s) of agreements, as well as language which provides for the incorporation into
   this Exhibit of all agreements of specified type(s) which are executed subsequent to ratification of
   this Exhibit.)

    Pipeline's gas tariff, as approved by the Federal Eenergy Regulatory Commission, as such
    may be changed from time to time.

8. LIMITATION ON DIRECT DAMAGES: (If no limitation has been agreed upon, enter “None”.)

    None.

9. CONFIDENTIAL INFORMATION: (See Section 3.2. If no limitation has been agreed upon, enter
   “None”.)

    None.

10. Is the data element “transaction set” supported in the HTTP envelope (Yes/No)

    No.

The undersigned do hereby execute this Exhibit pursuant to the Agreement attached and do hereby ratify
said Agreement for all purposes set forth in this Exhibit.


COMPANY NAME:     ________________               COMPANY NAME:       __________________
BY:     __________________________               BY:    ______________________________
PRINTED                                          PRINTED
NAME:   __________________________               NAME: ______________________________
TITLE:  __________________________               TITLE: ________________________
                                                                                          Page 1 of 3
                    EXHIBIT I-UPD003 (Sequential Number)
        ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT
                        DATED ___________________
                TO BE EFFECTIVE ____________________ (date)


1. DOCUMENT SPECIFIC OPERATING INFORMATION:
   (This section covers only the originating Document and its Functional Acknowledgment or
   identification and timing of substitute Response Document.)

      NATURAL GAS DESCRIPTIVE NAME            UPPD Final Disposition
      ASC X12 VERSION/RELEASE NO.                           003040

ELECTRONIC DELIVERY MECHANISM (The method used to electronically transmit transactions, such as
those in EDI format, to a trading partner) - INTERNET


  ROW                                                ORIGINATING              RECEIVING
  NUM                    ITEMS                          PARTY                  PARTY

  1       COMPANY NAME                            Any TSP Corp          Deal Maker Corp

  2       EDI CONTACT PHONE NUMBER                (713)555-1212         (713)444-3434

          PROVIDER NAME (if different from
  3                                               na                    na
          that in the Appendix)

  4       RECEIPT COMPUTER URL                    http:\\tsp.com        http:\\dealmkr.com

             Basic Authentication userid          tspuserid             dealmkruserid

             Basic Authentication password        tspassword            dealmkrpassword

             HTTP from/to tag                     246813579             135792468

  5       ISA QUALIFIER                           01                     01

  6       ISA ID CODE                             246813579             135792468

  7       GS ID CODE                              senduppddisp          receiveuppddisp

          FUNCTIONAL 997 DOCUMENT
  8                                               N/A                   Y
          ACKNOWLEDGMENT (FA) (Y/N)

  9       FA RETURN TIME FRAME                    N/A                   5 minutes

          RESPONSE DOCUMENT (RSP)
  10                                              N/A                   N/A
          NUMBER/NAME
     FUNCTIONAL ACKNOWLEDGMENT
11                                N/A   N/A
     OF RESPONSE

12   RSP RETURN TIME FRAME        N/A   N/A

13   ACCEPTANCE DOCUMENT (ACPT)   N/A   N/A

     FUNCTIONAL ACKNOWLEDGMENT
14                                N/A   N/A
     OF ACCEPTANCE

15   ACPT RETURN TIME FRAME       N/A   N/A

     RETRANSMIT TIME FRAME
16                                N/A   N/A
     (ORIGINAL DOCUMENT)

17   SIGNATURE CODE               N/A   N/A
                                                                                               Page 2 of 3
                    EXHIBIT I-UPD003 (Sequential Number)
        ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT
                        DATED ___________________
                TO BE EFFECTIVE ____________________ (date)

2. STANDARDS: Specify all applicable standards and the issuing organizations.

   GISB Business Practice Standards, version 1.1, ANSI EDI Standards, version 003040.

   Selected standards include, as applicable, all data dictionaries, segment dictionaries and
   transmission controls referenced in those standards for the tTransaction(s) contained in this Exhibit.

3. INDUSTRY GUIDELINES: Specify all applicable published industry guidelines.

   GISB Business Practice Standards, version 1.1

   The mutually agreed provisions of this Exhibit shall control in the event of any conflict with any listed
   industry guidelines.

4. SECURITY PROCEDURES: (Define security procedures, including but not limited to encryption,
   authentication, and PGP version.)

   Logon and password, PGP Encryption version 2.7

4.1 PUBLIC ENCRYPTION KEY EXCHANGE PROCEDURES:
    a) Contact for public encryption key exchange (emergency and scheduled)
       Any Body - emergency and scheduled

   b) Method of contact and related information (phone number and/or e-mail address)
      Phone: (281) 989-9999 / E-mail: anybody@dealmaker.com

   c) Chosen electronic method of key exchange
      Disk via overnight courier with public encryption key

   d) Scheduled public encryption key exchange procedures including frequency
      None scheduled, as necessary with 10 days written notice

   e) Emergency public encryption key exchange procedures
      Sent via e-mail

   f)   Verification procedures to confirm appropriate exchange of public encryption keys
        Readback of digital signature over the phone

   g) Other
      N/A
                                                                                              Page 3 of 3
                   EXHIBIT I-UPD003 (Sequential Number)
       ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT
                       DATED ___________________
               TO BE EFFECTIVE ____________________ (date)

5. TERMS AND CONDITIONS: (If no special terms and conditions have been agreed upon, enter
   “None”.)

    None


6. DATA RETENTION: (If no special data retention procedures have been agreed upon, enter “None”.)

    None

7. REFERENCED AGREEMENTS: (As required by Section 3.1 of the referenced Agreement. Parties
   to place a list of type(s) of agreements, as well as language which provides for the incorporation into
   this Exhibit of all agreements of specified type(s) which are executed subsequent to ratification of
   this Exhibit.)

    Pipeline's gas tariff, as approved by the Federal Eenergy Regulatory Commission, as such
    may be changed from time to time.

8. LIMITATION ON DIRECT DAMAGES: (If no limitation has been agreed upon, enter “None”.)

    None.

9. CONFIDENTIAL INFORMATION: (See Section 3.2. If no limitation has been agreed upon, enter
   “None”.)

    None.

10. Is the data element “transaction set” supported in the HTTP envelope (Yes/No)

    No.

The undersigned do hereby execute this Exhibit pursuant to the Agreement attached and do hereby ratify
said Agreement for all purposes set forth in this Exhibit.


COMPANY NAME:     ________________               COMPANY NAME:       __________________
BY:     __________________________               BY:    ______________________________
PRINTED                                          PRINTED
NAME:   __________________________               NAME: ______________________________
TITLE:  __________________________               TITLE: ________________________
                                                                                          Page 1 of 3
                   EXHIBIT I-PDA003 (Sequential Number)
       ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT
                       DATED ___________________
               TO BE EFFECTIVE ____________________ (date)


1. DOCUMENT SPECIFIC OPERATING INFORMATION:
   (This section covers only the originating Document and its Functional Acknowledgment or
   identification and timing of substitute Response Document.)

     NATURAL GAS DESCRIPTIVE NAME             Allocation Statement
     ASC X12 VERSION/RELEASE NO.                             003040

ELECTRONIC DELIVERY MECHANISM (The method used to electronically transmit transactions, such
as those in EDI format, to a trading partner) - INTERNET


 ROW                                                 ORIGINATING              RECEIVING
 NUM                     ITEMS                          PARTY                  PARTY

 1        COMPANY NAME                            Any TSP Corp          Any Operator Corp

 2        EDI CONTACT PHONE NUMBER                (713)555-1212         (281)989-9999

          PROVIDER NAME (if different from
 3                                                na                    na
          that in the Appendix)

 4        RECEIPT COMPUTER URL                    http:\\tsp.com        http:\\operator.com

             Basic Authentication userid          tspuserid             operatoruserid

             Basic Authentication password        tsppassword           operatorpassword

             HTTP from/to tag                     987654321             012345678

 5        ISA QUALIFIER                           01                     01

 6        ISA ID CODE                             987654321             012345678

 7        GS ID CODE                              sendalloc             receivealloc

          FUNCTIONAL 997 DOCUMENT
 8                                                N/A                   Y
          ACKNOWLEDGMENT (FA) (Y/N)

 9        FA RETURN TIME FRAME                    N/A                   5 minutes

          RESPONSE DOCUMENT (RSP)
 10                                               N/A                   N/A
          NUMBER/NAME
     FUNCTIONAL ACKNOWLEDGMENT
11                                N/A   N/A
     OF RESPONSE

12   RSP RETURN TIME FRAME        N/A   N/A

13   ACCEPTANCE DOCUMENT (ACPT)   N/A   N/A

     FUNCTIONAL ACKNOWLEDGMENT
14                                N/A   N/A
     OF ACCEPTANCE

15   ACPT RETURN TIME FRAME       N/A   N/A

     RETRANSMIT TIME FRAME
16                                N/A   N/A
     (ORIGINAL DOCUMENT)

17   SIGNATURE CODE               N/A   N/A
                                                                                               Page 2 of 3
                    EXHIBIT I-PDA003 (Sequential Number)
        ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT
                        DATED ___________________
                TO BE EFFECTIVE ____________________ (date)

2. STANDARDS: Specify all applicable standards and the issuing organizations.

   GISB Business Practice Standards, version 1.1, ANSI EDI Standards, version 003040.

   Selected standards include, as applicable, all data dictionaries, segment dictionaries and
   transmission controls referenced in those standards for the tTransaction(s) contained in this Exhibit.

3. INDUSTRY GUIDELINES: Specify all applicable published industry guidelines.

   GISB Business Practice Standards, version 1.1

   The mutually agreed provisions of this Exhibit shall control in the event of any conflict with any listed
   industry guidelines.

4. SECURITY PROCEDURES: (Define security procedures, including but not limited to encryption,
   authentication, and PGP version.)

   Logon and password, PGP Encryption version 2.7

4.1 PUBLIC ENCRYPTION KEY EXCHANGE PROCEDURES:
    a) Contact for public encryption key exchange (emergency and scheduled)
       Any Body - emergency and scheduled

   b) Method of contact and related information (phone number and/or e-mail address)
      Phone: (281) 989-9999 / E-mail: anybody@anyoperator.com

   c) Chosen electronic method of key exchange
      Disk via overnight courier with public encryption key

   d) Scheduled public encryption key exchange procedures including frequency
      None scheduled, as necessary with 10 days written notice

   e) Emergency public encryption key exchange procedures
      Sent via e-mail

   f)   Verification procedures to confirm appropriate exchange of public encryption keys
        Readback of digital signature over the phone

   g) Other
      N/A
                                                                                              Page 3 of 3
                   EXHIBIT I-PDA003 (Sequential Number)
       ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT
                       DATED ___________________
               TO BE EFFECTIVE ____________________ (date)

5. TERMS AND CONDITIONS: (If no special terms and conditions have been agreed upon, enter
   “None”.)

    None


6. DATA RETENTION: (If no special data retention procedures have been agreed upon, enter “None”.)

    None

7. REFERENCED AGREEMENTS: (As required by Section 3.1 of the referenced Agreement. Parties
   to place a list of type(s) of agreements, as well as language which provides for the incorporation into
   this Exhibit of all agreements of specified type(s) which are executed subsequent to ratification of
   this Exhibit.)

    Pipeline's gas tariff, as approved by the Federal Eenergy Regulatory Commission, as such
    may be changed from time to time.

8. LIMITATION ON DIRECT DAMAGES: (If no limitation has been agreed upon, enter “None”.)

    None.

9. CONFIDENTIAL INFORMATION: (See Section 3.2. If no limitation has been agreed upon, enter
   “None”.)

    None.

10. Is the data element “transaction set” supported in the HTTP envelope (Yes/No)

    No.

The undersigned do hereby execute this Exhibit pursuant to the Agreement attached and do hereby ratify
said Agreement for all purposes set forth in this Exhibit.


COMPANY NAME:     ________________               COMPANY NAME:       __________________
BY:     __________________________               BY:    ______________________________
PRINTED                                          PRINTED
NAME:   __________________________               NAME: ______________________________
TITLE:  __________________________               TITLE: ________________________
                                                                                          Page 1 of 3
                   EXHIBIT I-PDA002 (Sequential Number)
       ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT
                       DATED ___________________
               TO BE EFFECTIVE ____________________ (date)


1. DOCUMENT SPECIFIC OPERATING INFORMATION:
   (This section covers only the originating Document and its Functional Acknowledgment or
   identification and timing of substitute Response Document.)

     NATURAL GAS DESCRIPTIVE NAME             Pre-determined Allocation Quick Response
     ASC X12 VERSION/RELEASE NO.                            003040

ELECTRONIC DELIVERY MECHANISM (The method used to electronically transmit transactions, such
as those in EDI format, to a trading partner) - INTERNET


 ROW                                                 ORIGINATING              RECEIVING
 NUM                     ITEMS                          PARTY                  PARTY

 1        COMPANY NAME                            Any TSP Corp          Any Operator Corp

 2        EDI CONTACT PHONE NUMBER                (713)555-1212         (281)989-9999

          PROVIDER NAME (if different from
 3                                                na                    na
          that in the Appendix)

 4        RECEIPT COMPUTER URL                    http:\\tsp.com        http:\\operator.com

             Basic Authentication userid          tspuserid             operatoruserid

             Basic Authentication password        tsppassword           operatorpassword

             HTTP from/to tag                     987654321             012345678

 5        ISA QUALIFIER                           01                     01

 6        ISA ID CODE                             987654321             012345678

 7        GS ID CODE                              sendpdaqr             receivepdaqr

          FUNCTIONAL 997 DOCUMENT
 8                                                N/A                   Y
          ACKNOWLEDGMENT (FA) (Y/N)

 9        FA RETURN TIME FRAME                    N/A                   5 minutes

          RESPONSE DOCUMENT (RSP)
 10                                               N/A                   N/A
          NUMBER/NAME
     FUNCTIONAL ACKNOWLEDGMENT
11                                N/A   N/A
     OF RESPONSE

12   RSP RETURN TIME FRAME        N/A   N/A

13   ACCEPTANCE DOCUMENT (ACPT)   N/A   N/A

     FUNCTIONAL ACKNOWLEDGMENT
14                                N/A   N/A
     OF ACCEPTANCE

15   ACPT RETURN TIME FRAME       N/A   N/A

     RETRANSMIT TIME FRAME
16                                N/A   N/A
     (ORIGINAL DOCUMENT)

17   SIGNATURE CODE               N/A   N/A
                                                                                               Page 2 of 3
                    EXHIBIT I-PDA002 (Sequential Number)
        ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT
                        DATED ___________________
                TO BE EFFECTIVE ____________________ (date)

2. STANDARDS: Specify all applicable standards and the issuing organizations.

   GISB Business Practice Standards, version 1.1, ANSI EDI Standards, version 003040.

   Selected standards include, as applicable, all data dictionaries, segment dictionaries and
   transmission controls referenced in those standards for the tTransaction(s) contained in this Exhibit.

3. INDUSTRY GUIDELINES: Specify all applicable published industry guidelines.

   GISB Business Practice Standards, version 1.1

   The mutually agreed provisions of this Exhibit shall control in the event of any conflict with any listed
   industry guidelines.

4. SECURITY PROCEDURES: (Define security procedures, including but not limited to encryption,
   authentication, and PGP version.)

   Logon and password, PGP Encryption version 2.7

4.1 PUBLIC ENCRYPTION KEY EXCHANGE PROCEDURES:
    a) Contact for public encryption key exchange (emergency and scheduled)
       Any Body - emergency and scheduled

   b) Method of contact and related information (phone number and/or e-mail address)
      Phone: (281) 989-9999 / E-mail: anybody@anyoperator.com

   c) Chosen electronic method of key exchange
      Disk via overnight courier with public encryption key

   d) Scheduled public encryption key exchange procedures including frequency
      None scheduled, as necessary with 10 days written notice

   e) Emergency public encryption key exchange procedures
      Sent via e-mail

   f)   Verification procedures to confirm appropriate exchange of public encryption keys
        Readback of digital signature over the phone

   g) Other
      N/A
                                                                                              Page 3 of 3
                   EXHIBIT I-PDA002 (Sequential Number)
       ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT
                       DATED ___________________
               TO BE EFFECTIVE ____________________ (date)

5. TERMS AND CONDITIONS: (If no special terms and conditions have been agreed upon, enter
   “None”.)

    None


6. DATA RETENTION: (If no special data retention procedures have been agreed upon, enter “None”.)

    None

7. REFERENCED AGREEMENTS: (As required by Section 3.1 of the referenced Agreement. Parties
   to place a list of type(s) of agreements, as well as language which provides for the incorporation into
   this Exhibit of all agreements of specified type(s) which are executed subsequent to ratification of
   this Exhibit.)

    Pipeline's gas tariff, as approved by the Federal Eenergy Regulatory Commission, as such
    may be changed from time to time.

8. LIMITATION ON DIRECT DAMAGES: (If no limitation has been agreed upon, enter “None”.)

    None.

9. CONFIDENTIAL INFORMATION: (See Section 3.2. If no limitation has been agreed upon, enter
   “None”.)

    None.

10. Is the data element “transaction set” supported in the HTTP envelope (Yes/No)

    No.

The undersigned do hereby execute this Exhibit pursuant to the Agreement attached and do hereby ratify
said Agreement for all purposes set forth in this Exhibit.


COMPANY NAME:     ________________               COMPANY NAME:       __________________
BY:     __________________________               BY:    ______________________________
PRINTED                                          PRINTED
NAME:   __________________________               NAME: ______________________________
TITLE:  __________________________               TITLE: ________________________
                                                                                          Page 1 of 3
                   EXHIBIT I-CON003 (Sequential Number)
       ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT
                       DATED ___________________
               TO BE EFFECTIVE ____________________ (date)


1. DOCUMENT SPECIFIC OPERATING INFORMATION:
   (This section covers only the originating Document and its Functional Acknowledgment or
   identification and timing of substitute Response Document.)

     NATURAL GAS DESCRIPTIVE NAME             Scheduled Quantity to Point Operator
     ASC X12 VERSION/RELEASE NO.                           003040

ELECTRONIC DELIVERY MECHANISM (The method used to electronically transmit transactions, such
as those in EDI format, to a trading partner) - INTERNET


 ROW                                                 ORIGINATING              RECEIVING
 NUM                     ITEMS                          PARTY                  PARTY

 1        COMPANY NAME                            Any TSP Corp          Any Operator Corp

 2        EDI CONTACT PHONE NUMBER                (713)555-1212         (281)989-9999

          PROVIDER NAME (if different from
 3                                                na                    na
          that in the Appendix)

 4        RECEIPT COMPUTER URL                    http:\\tsp.com        http:\\operator.com

             Basic Authentication userid          tspuserid             operatoruserid

             Basic Authentication password        tsppassword           operatorpassword

             HTTP from/to tag                     987654321             012345678

 5        ISA QUALIFIER                           01                     01

 6        ISA ID CODE                             987654321             012345678

 7        GS ID CODE                              sendsqpo              receivesqpo

          FUNCTIONAL 997 DOCUMENT
 8                                                N/A                   Y
          ACKNOWLEDGMENT (FA) (Y/N)

 9        FA RETURN TIME FRAME                    N/A                   5 minutes

          RESPONSE DOCUMENT (RSP)
 10                                               N/A                   N/A
          NUMBER/NAME
     FUNCTIONAL ACKNOWLEDGMENT
11                                N/A   N/A
     OF RESPONSE

12   RSP RETURN TIME FRAME        N/A   N/A

13   ACCEPTANCE DOCUMENT (ACPT)   N/A   N/A

     FUNCTIONAL ACKNOWLEDGMENT
14                                N/A   N/A
     OF ACCEPTANCE

15   ACPT RETURN TIME FRAME       N/A   N/A

     RETRANSMIT TIME FRAME
16                                N/A   N/A
     (ORIGINAL DOCUMENT)

17   SIGNATURE CODE               N/A   N/A
                                                                                               Page 2 of 3
                    EXHIBIT I-CON003 (Sequential Number)
        ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT
                        DATED ___________________
                TO BE EFFECTIVE ____________________ (date)

2. STANDARDS: Specify all applicable standards and the issuing organizations.

   GISB Business Practice Standards, version 1.1, ANSI EDI Standards, version 003040.

   Selected standards include, as applicable, all data dictionaries, segment dictionaries and
   transmission controls referenced in those standards for the tTransaction(s) contained in this Exhibit.

3. INDUSTRY GUIDELINES: Specify all applicable published industry guidelines.

   GISB Business Practice Standards, version 1.1

   The mutually agreed provisions of this Exhibit shall control in the event of any conflict with any listed
   industry guidelines.

4. SECURITY PROCEDURES: (Define security procedures, including but not limited to encryption,
   authentication, and PGP version.)

   Logon and password, PGP Encryption version 2.7

4.1 PUBLIC ENCRYPTION KEY EXCHANGE PROCEDURES:
    a) Contact for public encryption key exchange (emergency and scheduled)
       Any Body - emergency and scheduled

   b) Method of contact and related information (phone number and/or e-mail address)
      Phone: (281) 989-9999 / E-mail: anybody@anyoperator.com

   c) Chosen electronic method of key exchange
      Disk via overnight courier with public encryption key

   d) Scheduled public encryption key exchange procedures including frequency
      None scheduled, as necessary with 10 days written notice

   e) Emergency public encryption key exchange procedures
      Sent via e-mail

   f)   Verification procedures to confirm appropriate exchange of public encryption keys
        Readback of digital signature over the phone

   g) Other
      N/A
                                                                                              Page 3 of 3
                   EXHIBIT I-CON003 (Sequential Number)
       ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT
                       DATED ___________________
               TO BE EFFECTIVE ____________________ (date)

5. TERMS AND CONDITIONS: (If no special terms and conditions have been agreed upon, enter
   “None”.)

    None


6. DATA RETENTION: (If no special data retention procedures have been agreed upon, enter “None”.)

    None

7. REFERENCED AGREEMENTS: (As required by Section 3.1 of the referenced Agreement. Parties
   to place a list of type(s) of agreements, as well as language which provides for the incorporation into
   this Exhibit of all agreements of specified type(s) which are executed subsequent to ratification of
   this Exhibit.)

    Pipeline's gas tariff, as approved by the Federal Eenergy Regulatory Commission, as such
    may be changed from time to time.

8. LIMITATION ON DIRECT DAMAGES: (If no limitation has been agreed upon, enter “None”.)

    None.

9. CONFIDENTIAL INFORMATION: (See Section 3.2. If no limitation has been agreed upon, enter
   “None”.)

    None.

10. Is the data element “transaction set” supported in the HTTP envelope (Yes/No)

    No.

The undersigned do hereby execute this Exhibit pursuant to the Agreement attached and do hereby ratify
said Agreement for all purposes set forth in this Exhibit.


COMPANY NAME:     ________________               COMPANY NAME:       __________________
BY:     __________________________               BY:    ______________________________
PRINTED                                          PRINTED
NAME:   __________________________               NAME: ______________________________
TITLE:  __________________________               TITLE: ________________________
                                                                                          Page 1 of 3
                   EXHIBIT I-MEA002 (Sequential Number)
       ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT
                       DATED ___________________
               TO BE EFFECTIVE ____________________ (date)


1. DOCUMENT SPECIFIC OPERATING INFORMATION:
   (This section covers only the originating Document and its Functional Acknowledgment or
   identification and timing of substitute Response Document.)

     NATURAL GAS DESCRIPTIVE NAME             Measured Volume Audit Statement
     ASC X12 VERSION/RELEASE NO.                           003040

ELECTRONIC DELIVERY MECHANISM (The method used to electronically transmit transactions, such
as those in EDI format, to a trading partner) - INTERNET


 ROW                                                 ORIGINATING              RECEIVING
 NUM                     ITEMS                          PARTY                  PARTY

 1        COMPANY NAME                            Any TSP Corp          Any Operator Corp

 2        EDI CONTACT PHONE NUMBER                (713)555-1212         (281)989-9999

          PROVIDER NAME (if different from
 3                                                na                    na
          that in the Appendix)

 4        RECEIPT COMPUTER URL                    http:\\tsp.com        http:\\operator.com

             Basic Authentication userid          tspuserid             operatoruserid

             Basic Authentication password        tsppassword           operatorpassword

             HTTP from/to tag                     987654321             012345678

 5        ISA QUALIFIER                           01                     01

 6        ISA ID CODE                             987654321             012345678

 7        GS ID CODE                              sendmeasvol           receivemeasvol

          FUNCTIONAL 997 DOCUMENT
 8                                                N/A                   Y
          ACKNOWLEDGMENT (FA) (Y/N)

 9        FA RETURN TIME FRAME                    N/A                   5 minutes

          RESPONSE DOCUMENT (RSP)
 10                                               N/A                   N/A
          NUMBER/NAME
     FUNCTIONAL ACKNOWLEDGMENT
11                                N/A   N/A
     OF RESPONSE

12   RSP RETURN TIME FRAME        N/A   N/A

13   ACCEPTANCE DOCUMENT (ACPT)   N/A   N/A

     FUNCTIONAL ACKNOWLEDGMENT
14                                N/A   N/A
     OF ACCEPTANCE

15   ACPT RETURN TIME FRAME       N/A   N/A

     RETRANSMIT TIME FRAME
16                                N/A   N/A
     (ORIGINAL DOCUMENT)

17   SIGNATURE CODE               N/A   N/A
                                                                                               Page 2 of 3
                    EXHIBIT I-MEA002 (Sequential Number)
        ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT
                        DATED ___________________
                TO BE EFFECTIVE ____________________ (date)

2. STANDARDS: Specify all applicable standards and the issuing organizations.

   GISB Business Practice Standards, version 1.1, ANSI EDI Standards, version 003040.

   Selected standards include, as applicable, all data dictionaries, segment dictionaries and
   transmission controls referenced in those standards for the tTransaction(s) contained in this Exhibit.

3. INDUSTRY GUIDELINES: Specify all applicable published industry guidelines.

   GISB Business Practice Standards, version 1.1

   The mutually agreed provisions of this Exhibit shall control in the event of any conflict with any listed
   industry guidelines.

4. SECURITY PROCEDURES: (Define security procedures, including but not limited to encryption,
   authentication, and PGP version.)

   Logon and password, PGP Encryption version 2.7

4.1 PUBLIC ENCRYPTION KEY EXCHANGE PROCEDURES:
    a) Contact for public encryption key exchange (emergency and scheduled)
       Any Body - emergency and scheduled

   b) Method of contact and related information (phone number and/or e-mail address)
      Phone: (281) 989-9999 / E-mail: anybody@anyoperator.com

   c) Chosen electronic method of key exchange
      Disk via overnight courier with public encryption key

   d) Scheduled public encryption key exchange procedures including frequency
      None scheduled, as necessary with 10 days written notice

   e) Emergency public encryption key exchange procedures
      Sent via e-mail

   f)   Verification procedures to confirm appropriate exchange of public encryption keys
        Readback of digital signature over the phone

   g) Other
      N/A
                                                                                              Page 3 of 3
                   EXHIBIT I-MEA003 (Sequential Number)
       ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT
                       DATED ___________________
               TO BE EFFECTIVE ____________________ (date)

5. TERMS AND CONDITIONS: (If no special terms and conditions have been agreed upon, enter
   “None”.)

    None


6. DATA RETENTION: (If no special data retention procedures have been agreed upon, enter “None”.)

    None

7. REFERENCED AGREEMENTS: (As required by Section 3.1 of the referenced Agreement. Parties
   to place a list of type(s) of agreements, as well as language which provides for the incorporation into
   this Exhibit of all agreements of specified type(s) which are executed subsequent to ratification of
   this Exhibit.)

    Pipeline's gas tariff, as approved by the Federal Eenergy Regulatory Commission, as such
    may be changed from time to time.

8. LIMITATION ON DIRECT DAMAGES: (If no limitation has been agreed upon, enter “None”.)

    None.

9. CONFIDENTIAL INFORMATION: (See Section 3.2. If no limitation has been agreed upon, enter
   “None”.)

    None.

10. Is the data element “transaction set” supported in the HTTP envelope (Yes/No)

    No.

The undersigned do hereby execute this Exhibit pursuant to the Agreement attached and do hereby ratify
said Agreement for all purposes set forth in this Exhibit.


COMPANY NAME:     ________________               COMPANY NAME:       __________________
BY:     __________________________               BY:    ______________________________
PRINTED                                          PRINTED
NAME:   __________________________               NAME: ______________________________
TITLE:  __________________________               TITLE: ________________________

								
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