14 CFR 91.821: Civil supersonic airplanes: Noise limits.
Where this section sits in the code
- Title 14—Aeronautics and Space
- CHAPTER I—FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION
- SUBCHAPTER F—AIR TRAFFIC AND GENERAL OPERATING RULES
- PART 91—GENERAL OPERATING AND FLIGHT RULES
- Subpart I—Operating Noise Limits
Except for Concorde airplanes having flight time before January 1, 1980, no person may operate in the United States, a civil supersonic airplane that does not comply with Stage 2 noise limits of part 36 in effect on October 13, 1977, using applicable trade-off provisions.
Collected 2026-08-27T02:24:20Z. Source file · JSON