Code of Federal Regulations

Title 14 - Aeronautics and Space
Volume: 3Date: 2020-01-01Original Date: 2020-01-01Title: Section § 121.509 - Flight time limitations: Four pilot crews: airplanes.Context: Title 14 - Aeronautics and Space. CHAPTER I - FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION (CONTINUED). SUBCHAPTER G - AIR CARRIERS AND OPERATORS FOR COMPENSATION OR HIRE: CERTIFICATION AND OPERATIONS. PART 121 - OPERATING REQUIREMENTS: DOMESTIC, FLAG, AND SUPPLEMENTAL OPERATIONS. Subpart S - Flight Time Limitations: Supplemental Operations.
§ 121.509 Flight time limitations: Four pilot crews: airplanes. (a) No certificate holder conducting supplemental operations may schedule a pilot— (1) For flight deck duty in an airplane that has a crew of four pilots for more than eight hours in any 24 consecutive hours; or (2) To be aloft in an airplane that has a crew of four pilots for more than 16 hours in any 24 consecutive hours. (b) No pilot of an airplane that has a crew of four pilots may be on duty for more than 20 hours in any 24 consecutive hours. [Doc. No. 6258, 29 FR 19218, Dec. 31, 1964; 30 FR 3639, Mar. 19, 1965, as amended by Amdt. 121-253, 61 FR 2613, Jan. 26, 1996]