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Part 38
FEDERAL · 14 CFR
Part 38 — Airplane Fuel Efficiency Certification
13 sections · Title 14: Aeronautics and Space
§ 38.1
Applicability.
§ 38.3
Definitions.
§ 38.4
Compatibility with airworthiness requirements.
§ 38.5
Exemptions.
§ 38.7
Incorporation by reference.
§ 38.9
Relationship to other regulations.
§ 38.11
Fuel efficiency metric.
§ 38.13
Specific air range.
§ 38.15
Reference geometric factor.
§ 38.17
Fuel efficiency limits.
§ 38.19
Change criteria.
§ 38.21
Approval before compliance testing.
§ 38.23
Manual information and limitations.