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  4. Part 91
  5. § 91.903
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14 CFR · Part 91

14 CFR § 91.903

Policy and procedures.

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Read in Subpart J
Part 91 Contents
  • Special Federal Aviation Regulation No. 50-2: Special Flight Rules in the Vicinity of the Grand Canyon National Park, AZ
  • Special Federal Aviation Regulation No. 60: Air Traffic Control System Emergency Operation
  • Special Federal Aviation Regulation No. 97: Special Operating Rules for the Conduct of Instrument Flight Rules (IFR) Area Navigation (RNAV) Operations using Global Positioning Systems (GPS) in Alaska
  • Special Federal Aviation Regulation No. 104: Prohibition Against Certain Flights by Syrian Air Carriers to the United States
  • Subpart A: General
  • Subpart B: Flight Rules
  • Subpart C: Equipment, Instrument, and Certificate Requirements
  • Subpart D: Special Flight Operations
  • Subpart E: Maintenance, Preventive Maintenance, and Alterations
  • Subpart F: Large and Turbine-Powered Multiengine Airplanes and Fractional Ownership Program Aircraft
  • Subpart G: Additional Equipment and Operating Requirements for Large and Transport Category Aircraft
  • Subpart H: Foreign Aircraft Operations and Operations of U.S.-Registered Civil Aircraft Outside of the United States; and Rules Governing Persons on Board Such Aircraft
  • Subpart I: Operating Noise Limits
  • Subpart J: Waivers
  • Subpart K: Fractional Ownership Operations
  • Subpart L: Continued Airworthiness and Safety Improvements
  • Subpart M: Special Federal Aviation Regulations
  • Subpart N: Mitsubishi MU-2B Series Special Training, Experience, and Operating Requirements
  • Appendix A to Part 91: Category II Operations: Manual, Instruments, Equipment, and Maintenance
  • Appendix D to Part 91: Airports/Locations: Special Operating Restrictions
  • Appendix E to Part 91: Airplane Flight Recorder Specifications
  • Appendix F to Part 91: Helicopter Flight Recorder Specifications
  • Appendix G to Part 91: Operations in Reduced Vertical Separation Minimum (RVSM) Airspace
(a)

The Administrator may issue a certificate of waiver authorizing the operation of aircraft in deviation from any rule listed in this subpart or any rule listed in this subpart as modified by subpart C of part 194 of this chapter if the Administrator finds that the proposed operation can be safely conducted under the terms of that certificate of waiver.

(b)

An application for a certificate of waiver under this part is made on a form and in a manner prescribed by the Administrator and may be submitted to any FAA office.

(c)

A certificate of waiver is effective as specified in that certificate of waiver.

Referenced By

Interpretations of This Section (7)

  • Northcraft, 2024
  • Letts, 2017
  • Duncan (AFS), 2015
  • reeves, 2000
  • Kearns, 1991
  • Kearns2 1991
  • Willkie (Department of Commerce), 1990

Documents that cite this section, found in their catalog metadata or text. Listed by date, not by significance.

Reflects the eCFR edition current as of July 6, 2026. Retrieved from ecfr.gov on July 17, 2026.

Primary Source

  • Official Source (14 CFR · Part 91)