Explanation of Training Codes Training Code R0 W1 Description and Courses Included Provides HIPAA Basics and HIPAA Research Training as part of the IRB training requirement. Check with the IRB or Principal Investigator to find out what other training may be required. Provides Worker Protection Program training as part of the IACUC and IRB training requirement. Check with IACUC or Principal Investigator to find out what other training may be required.