---
kind: "section"
citation: "14 C.F.R. § 125.37"
title: "14"
number: "125.37"
heading: "Duty period limitations."
url: "https://uscodex.org/cfr/14/125.37"
---

# §125.37. Duty period limitations.

- (a) Each flight crewmember and flight attendant must be relieved from all duty for at least 8 consecutive hours during any 24-hour period.
- (b) The Administrator may specify rest, flight time, and duty time limitations in the operations specifications that are other than those specified in [paragraph (a)](#a) of this section.

## Notes

### Amendments

[Docket 19779, 45 FR 67235, Oct. 9, 1980, as amended by Amdt. 125-21, 59 FR 42993, Aug. 19, 1994]

### Authority

Authority: 49 U.S.C. 106(f), 106(g), 40113, 44701-44702, 44705, 44710-44711, 44713, 44716-44717, 44722.

### Source

Source: Docket 19779, 45 FR 67235, Oct. 9, 1980, unless otherwise noted.

### Amendments

[Docket 19779, 45 FR 67235, Oct. 9, 1980, as amended by Amdt. 125-21, 59 FR 42993, Aug. 19, 1994]