56 FR 2810-2811, January 24, 1991

Request for Comment and Information; Report to Congress

56 FR 8628-8671, 8674-8675; February 28, 1991

Phaseout of Stage 2 Airplanes Operating in the 48 Contiguous United States and the District of Columbia
Part 91–General Operating and Flight Rules

Notice and Approval of Airport Noise and Access Restrictions
Part 161–Notice and Approval of Airport Noise and Access Restrictions

Construction, Alteration, Activation, and Deactivation of Airports
Part 157–Notice of Construction, Alteration, Activation, and Deactivation of Airports

56 FR 36972-36974, August 1, 1991

Primary Category Aircraft

Part 21–Certification Procedures for Products and Articles

Part 36–Noise Standards: Aircraft Type and Airworthiness Certification

57 FR 28142-28152, June 24, 1992

Alternative Noise Certification Procedure for Normal, Transport, and Restricted Category of Helicopters not Exceeding 6,000 Pounds Maximum Takeoff Weight

Part 21–Certification Procedures for Products and Articles

Part 36–Noise Standards: Aircraft Type and Airworthiness Certification

57 FR 41360-41370, September 9, 1992

Primary Category

Part 21–Certification Procedures for Products and Articles

Part 36–Noise Standards: Aircraft Type and Airworthiness Certification

Part 43–Maintenance, Preventive Maintenance, Rebuilding, and Alteration

Part 91–General Operating and Flight Rules

Part 147–Aviation Maintenance Technician Schools

57 FR 42810-42817, 42846-42858; September 16, 1992

Offshore Airspace Reconfiguration; Additional Control Areas; Continental Control Area; Area Low Routes; Control Areas Associated With Jet Routes Outside the Continental Control Areas; Reporting Points; Flushing (New York) Airport Traffic Rule; and Valparaiso, Florida Terminal Area
Part 71–Designation of Class A, B, C, D, and E Airspace Areas; Air Traffic Service Routes; and Reporting Points
Part 91–General Operating and Flight Rules

Alternative Noise Certification Procedure for Primary, Normal, Transport, and Restricted Category of Helicopters not Exceeding 6,000 Pounds Maximum Takeoff Weight
Part 21–Certification Procedures for Products and Articles
Part 36–Noise Standards: Aircraft Type and Airworthiness Certification

57 FR 46243, October 7, 1992

Alternative Noise Certification Procedure for Primary, Normal, Transport, and Restricted Category of Helicopter not Exceeding 6,000 Pounds Maximum Takeoff Weight

Part 21–Certification Procedures for Products and Articles

Part 36–Noise Standards: Aircraft Type and Airworthiness Certification