# Advisory Circular 91-57 Model Aircraft Operating Standards (June 9, 1981)
**AGENCY:**
Federal Aviation Administration (FAA), DOT.
**ACTION:**
Revision of Advisory Circular 91-57.
**SUMMARY:**
On February 14, 2012, the FAA Modernization and Reform Act of 2012 (Pub. L. 112-95), was issued which contains provisions in section 336 related to model aircraft operations. AC 91-57 contains provisions that are inconsistent with section 336 and therefore the Advisory Circular is being revised. The FAA refers model aircraft users to section 336 of Public Law 112-95 for information regarding model aircraft operations.
**DATES:**
*Effective date:* September 10, 2015.
**FOR FURTHER INFORMATION CONTACT:**
Randy Willis, Manager, Emerging Technologies Team, 493 L'Enfant Plaza SW., Suite 3200, Washington, DC 20051; telephone (202) 267-8152; email: *[email protected]* or Dean E. Griffith, Attorney, International Law, Legislation and Regulations Division, Office of the Chief Counsel, Federal Aviation Administration, 800 Independence Avenue SW., Washington, DC 20591; telephone: (202) 267-8018; email: *[email protected].*
Issued in Washington, DC, on September 1, 2015.
Gary A. Norek,
Manager, Airspace Policy and Regulations Group.