The Wool Research, Development, and Promotion Trust Fund was established in fiscal year 2000 with a sunset provision effective Jan 1, 2004, according to provisions of the Trade and Development Act of 2000. The Trade Act of 2002 extended the sunset provision to Jan 1, 2006. The Miscellaneous Trade and Technical Corrections Act of 2004 extended the sunset provision to 2008. The Pension Protection Act of 2006 extended the sunset provision to 2010. The Act provides that the Secretary of the Treasury shall transfer to the trust fund out of the general fund of the US Treasury amounts determined to be equivalent to the duty received on articles under chapters 51 and 52 of the Harmonized Tariff Schedule of the US.