Title 14 Code of Federal Regulations

• Part 27, Airworthiness Standards: Normal Category Rotorcraft
• Part 29, Airworthiness Standards: Transport Category Rotorcraft

Advisory Circulars (AC)

• 27-1, Certification of Normal Category Rotorcraft
• 29-2, Certification of Transport Category Rotorcraft

Policy

• Policy Statement Concerning Non-Required Safety Enhancing Equipment (NORSEE) in Rotorcraft, May 29, 2013. Systems Meeting NORSEE Criteria
• Policy Statement on Approved Model List (AML) Supplemental Type Certificate (STC) Approval of Avionics Installations on Rotorcraft, June 30, 2010
• Guidance for rotorcraft Health and Usage Monitoring System (HUMS) installation, July 15, 1999
• Requirements for Electro-Magnetic Compatibility (EMC) Testing, Information Memorandum, April 25, 2003
• Certification of Foreign Military Surplus Aircraft, May 13, 1996.