---
kind: "section"
citation: "14 C.F.R. § 91.805"
title: "14"
number: "91.805"
heading: "Final compliance: Subsonic airplanes."
url: "https://uscodex.org/cfr/14/91.805"
---

# §91.805. Final compliance: Subsonic airplanes.


Except as provided in §§ [91.809](/cfr/14/91.809.md) and [91.811](/cfr/14/91.811.md), on and after January 1, 1985, no person may operate to or from an airport in the United States any subsonic airplane covered by this subpart unless that airplane has been shown to comply with Stage 2 or Stage 3 noise levels under [part 36](/cfr/14/part36.md) of this chapter.


## Notes

### Source

Source: Docket 18334, 54 FR 34321, Aug. 18, 1989, unless otherwise noted.

### Authority

Authority: 49 U.S.C. 106(f), 40101, 40103, 40105, 40113, 40120, 44101, 44111, 44701, 44704, 44709, 44711, 44712, 44715,44716, 44717, 44722, 44740, 46306, 46315, 46316, 46504, 46506-46507, 47122, 47508,47528-47531, 47534; Pub. L. 112-95, 126 Stat. 11; Pub. L. 114-190, 130 Stat. 615 (49 U.S.C. 44703 note); sec. 828, Pub. L. 118-63, 138 Stat. 1330 (49 U.S.C. 44703 note); articles 12 and 29 of the Convention on International Civil Aviation, 61 Stat. 1180.