14 CFR Subpart H
Aircraft Requirements
July 13, 2020
§
121.157
Aircraft certification and equipment requirements
§
121.159
Single-engine airplanes prohibited
§
121.151
Applicability
§
121.153
Aircraft requirements: General
§
121.155
[Reserved]
§
121.161
Airplane limitations: Type of route
§
121.162
ETOPS Type Design Approval Basis
§
121.163
Aircraft proving tests