14 CFR 91.1059 - Flight time limitations and rest requirements: One or two pilot crews.

§ 91.1059 Flight time limitations and rest requirements: One or two pilot crews.
(a) No program manager may assign any flight crewmember, and no flight crewmember may accept an assignment, for flight time as a member of a one- or two-pilot crew if that crewmember's total flight time in all commercial flying will exceed—
(1) 500 hours in any calendar quarter;
(2) 800 hours in any two consecutive calendar quarters;
(3) 1,400 hours in any calendar year.
(b) Except as provided in paragraph (c) of this section, during any 24 consecutive hours the total flight time of the assigned flight, when added to any commercial flying by that flight crewmember, may not exceed—
(1) 8 hours for a flight crew consisting of one pilot; or
(2) 10 hours for a flight crew consisting of two pilots qualified under this subpart for the operation being conducted.
(c) No program manager may assign any flight crewmember, and no flight crewmember may accept an assignment, if that crewmember's flight time or duty period will exceed, or rest time will be less than—
Normal duty Extension of flight time
(1) Minimum Rest Immediately Before Duty 10 Hours 10 Hours.
(2) Duty Period Up to 14 Hours Up to 14 Hours.
(3) Flight Time For 1 Pilot Up to 8 Hours Exceeding 8 Hours up to 9 Hours.
(4) Flight Time For 2 Pilots Up to 10 Hours Exceeding 10 Hours up to 12 Hours.
(5) Minimum After Duty Rest 10 Hours 12 Hours.
(6) Minimum After Duty Rest Period for Multi-Time Zone Flights 14 Hours 18 Hours.
Beta! The text on the eCFR tab represents the unofficial eCFR text at ecfr.gov.
§ 91.1059 Flight time limitations and rest requirements: One or two pilot crews.

(a) No program manager may assign any flight crewmember, and no flight crewmember may accept an assignment, for flight time as a member of a one- or two-pilot crew if that crewmember's total flight time in all commercial flying will exceed -

(1) 500 hours in any calendar quarter;

(2) 800 hours in any two consecutive calendar quarters;

(3) 1,400 hours in any calendar year.

(b) Except as provided in paragraph (c) of this section, during any 24 consecutive hours the total flight time of the assigned flight, when added to any commercial flying by that flight crewmember, may not exceed -

(1) 8 hours for a flight crew consisting of one pilot; or

(2) 10 hours for a flight crew consisting of two pilots qualified under this subpart for the operation being conducted.

(c) No program manager may assign any flight crewmember, and no flight crewmember may accept an assignment, if that crewmember's flight time or duty period will exceed, or rest time will be less than -

Normal duty Extension of flight time
(1) Minimum Rest Immediately Before Duty 10 Hours 10 Hours.
(2) Duty Period Up to 14 Hours Up to 14 Hours.
(3) Flight Time For 1 Pilot Up to 8 Hours Exceeding 8 Hours up to 9 Hours.
(4) Flight Time For 2 Pilots Up to 10 Hours Exceeding 10 Hours up to 12 Hours.
(5) Minimum After Duty Rest 10 Hours 12 Hours.
(6) Minimum After Duty Rest Period for Multi-Time Zone Flights 14 Hours 18 Hours.

This is a list of United States Code sections, Statutes at Large, Public Laws, and Presidential Documents, which provide rulemaking authority for this CFR Part.

This list is taken from the Parallel Table of Authorities and Rules provided by GPO [Government Printing Office].

It is not guaranteed to be accurate or up-to-date, though we do refresh the database weekly. More limitations on accuracy are described at the GPO site.


United States Code
U.S. Code: Title 49 - TRANSPORTATION

§ 106 - Federal Aviation Administration

§ 1155 - Aviation penalties

§ 40103 - Sovereignty and use of airspace

§ 40113 - Administrative

§ 40120 - Relationship to other laws

§ 44101 - Operation of aircraft

§ 44111 - Modifications in registration and recordation system for aircraft not providing air transportation

§ 44701 - General requirements

§ 44704 - Type certificates, production certificates, airworthiness certificates,,11 So in original. and design and production organization certificates

§ 44709 - Amendments, modifications, suspensions, and revocations of certificates

§ 44711 - Prohibitions and exemption

§ 44712 - Emergency locator transmitters

§ 44715 - Controlling aircraft noise and sonic boom

§ 44716 - Collision avoidance systems

§ 44717 - Aging aircraft

§ 44722 - Aircraft operations in winter conditions

§ 46306 - Registration violations involving aircraft not providing air transportation

§ 46315 - Lighting violations involving transporting controlled substances by aircraft not providing air transportation

§ 46316 - General criminal penalty when specific penalty not provided

§ 46504 - Interference with flight crew members and attendants

§ 46506 - Application of certain criminal laws to acts on aircraft

§ 46507 - False information and threats

§ 47122 - Administrative

§ 47508 - Noise standards for air carriers and foreign air carriers providing foreign air transportation

§ 47528 - Prohibition on operating certain aircraft not complying with stage 3 noise levels

§ 47529 - Nonaddition rule

§ 47530 - Nonapplication of sections 47528(a)–(d) and 47529 to aircraft outside the 48 contiguous States

§ 47531 - Penalties

§ 47534 - Prohibition on operating certain aircraft weighing 75,000 pounds or less not complying with stage 3 noise levels

Statutes at Large

Title 14 published on 2015-01-01

The following are ALL rules, proposed rules, and notices (chronologically) published in the Federal Register relating to 14 CFR Part 91 after this date.

  • 2015-10-27; vol. 80 # 207 - Tuesday, October 27, 2015
    1. 80 FR 65621 - Extension of the Prohibition Against Certain Flights in the Simferopol (UKFV) and Dnipropetrovsk (UKDV) Flight Information Regions (FIRs)
      GPO FDSys XML | Text
      DEPARTMENT OF TRANSPORTATION, Federal Aviation Administration
      Final rule.
      This final rule is effective on October 22, 2015.
      14 CFR Part 91