§121.441. Proficiency checks.
14 C.F.R. § 121.441
Notes, amendments, and revision history
Amendments
[Docket 9509, 35 FR 96, Jan. 3, 1970, as amended by Amdt. 121-103, 38 FR 12203, May 10, 1973, Amdt. 121-108, 38 FR 35446, Dec. 28, 1973; Amdt. 121-144, 43 FR 22648, May 25, 1978; Amdt. 121-263, 62 FR 13791, Mar. 21, 1997; Amdt. 121-366, 78 FR 67841, Nov. 12, 2013; Docket FAA-2016-9526, Amdt. 121-377, 81 FR 90983, Dec. 16, 2016; Amdt. 121-377A, 81 FR 95860, Dec. 29, 2016; Amdt. 121-377B, 83 FR 12475, Mar. 22, 2018; Amdt. 121-382, 85 FR 10926, Feb. 25, 2020; Docket FAA-2019-0360, Amdt. 121-392, 89 FR 51428, June 18, 2024]
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 9509, 35 FR 96, Jan. 3, 1970, as amended by Amdt. 121-103, 38 FR 12203, May 10, 1973, Amdt. 121-108, 38 FR 35446, Dec. 28, 1973; Amdt. 121-144, 43 FR 22648, May 25, 1978; Amdt. 121-263, 62 FR 13791, Mar. 21, 1997; Amdt. 121-366, 78 FR 67841, Nov. 12, 2013; Docket FAA-2016-9526, Amdt. 121-377, 81 FR 90983, Dec. 16, 2016; Amdt. 121-377A, 81 FR 95860, Dec. 29, 2016; Amdt. 121-377B, 83 FR 12475, Mar. 22, 2018; Amdt. 121-382, 85 FR 10926, Feb. 25, 2020; Docket FAA-2019-0360, Amdt. 121-392, 89 FR 51428, June 18, 2024]