SUBPART I—Operating Noise Limits (§91.801 to §91.879-91.899)
- 91.801—Applicability: Relation to part 36.
- 91.803—Part 125 operators: Designation of applicable regulations.
- 91.805—Final compliance: Subsonic airplanes.
- 91.815—Agricultural and fire fighting airplanes: Noise operating limitations.
- 91.817—Civil aircraft sonic boom.
- 91.819—Civil supersonic airplanes that do not comply with part 36.
- 91.821—Civil supersonic airplanes: Noise limits.
- 91.851—Definitions.
- 91.853—Final compliance: Civil subsonic airplanes.
- 91.855—Entry and nonaddition rule.
- 91.857—Stage 2 operations outside of the 48 contiguous United States.
- 91.858—Special flight authorizations for non-revenue Stage 2 operations.
- 91.859—Modification to meet Stage 3 or Stage 4 noise levels.
- 91.861—Base level.
- 91.863—Transfers of Stage 2 airplanes with base level.
- 91.865—Phased compliance for operators with base level.
- 91.867—Phased compliance for new entrants.
- 91.869—Carry-forward compliance.
- 91.871—Waivers from interim compliance requirements.
- 91.873—Waivers from final compliance.
- 91.875—Annual progress reports.
- 91.877—Annual reporting of Hawaiian operations.