Atlas / eCFR / Subchapter C / Part 38
14 CFR · Part 38
AIRPLANE FUEL EFFICIENCY CERTIFICATION
Authority
42 U.S.C. 4321 et seq., 7572; 49 U.S.C. 106(g), 40113, 44701-44702, 44704; 49 CFR 1.83(c)
Source
Docket No. FAA-2022-0241, Amdt. No. 21-107, 89 FR 12654, Feb. 16, 2024, unless otherwise noted.
Subpart A — General
6 sections
Subpart B — Determining Fuel Efficiency for Subsonic Airplanes
7 sections
- § 38.11 § 38.11 Fuel efficiency metric. ↗
- § 38.13 § 38.13 Specific air range. ↗
- § 38.15 § 38.15 Reference geometric factor. ↗
- § 38.17 § 38.17 Fuel efficiency limits. ↗
- § 38.19 § 38.19 Change criteria. ↗
- § 38.21 § 38.21 Approval before compliance testing. ↗
- § 38.23 § 38.23 Manual information and limitations. ↗
Related Advisory Circulars
ACs whose subject series maps to Part 38. 1 current, 0 cancelled.
Recent Federal Register activity
The last 25 of 2 Federal Register documents that touch 14 CFR Part 38, newest first.