§121.139. Manual accessibility: Supplemental operations.
14 C.F.R. § 121.139
Each certificate holder conducting supplemental operations must ensure the appropriate parts of the manual are accessible to flight, ground, and maintenance personnel at all times when such personnel are performing their assigned duties. The information and instructions contained in the manual must be displayed clearly and be retrievable in the English language.
Notes, amendments, and revision history
Amendments
[Docket FAA-2022-0912, Amdt. 121-388, 88 FR 34443, May 30, 2023]
Authority
Authority: 49 U.S.C. 106(f), 40103, 40113, 40119, 41706, 42301 preceding note added by Pub. L. 112-95, sec. 412, 126 Stat. 89, 44101, 44701-44702, 44705, 44709-44711, 44713, 44716-44717, 44722, 44729, 44732; 46105; Pub. L. 111-216, 124 Stat. 2348 (49 U.S.C. 44701 note); Pub. L. 112-95, 126 Stat. 62 (49 U.S.C. 44732 note); Pub. L. 115-254, 132 Stat. 3186 (49 U.S.C. 44701 note).
Amendments
[Docket FAA-2022-0912, Amdt. 121-388, 88 FR 34443, May 30, 2023]