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  5. § 91.131
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14 CFR · Part 91

14 CFR § 91.131

Operations in Class B airspace.

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Read in Subpart B
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)

Operating rules. No person may operate an aircraft within a Class B airspace area except in compliance with § 91.129 and the following rules:

(1)

The operator must receive an ATC clearance from the ATC facility having jurisdiction for that area before operating an aircraft in that area.

(2)

Unless otherwise authorized by ATC, each person operating a large turbine engine-powered airplane to or from a primary airport for which a Class B airspace area is designated must operate at or above the designated floors of the Class B airspace area while within the lateral limits of that area.

(3)

Any person conducting pilot training operations at an airport within a Class B airspace area must comply with any procedures established by ATC for such operations in that area.

(b)

Pilot requirements. (1) No person may take off or land a civil aircraft at an airport within a Class B airspace area or operate a civil aircraft within a Class B airspace area unless—

(i)

The pilot in command holds at least a private pilot certificate;

(ii)

The pilot in command holds a recreational pilot certificate and has met—

(A)

The requirements of § 61.101(d) of this chapter; or

(B)

The requirements for a student pilot seeking a recreational pilot certificate in § 61.94 of this chapter;

(iii)

The pilot in command holds a sport pilot certificate and has met—

(A)

The requirements of § 61.325 of this chapter; or

(B)

The requirements for a student pilot seeking a recreational pilot certificate in § 61.94 of this chapter; or

(iv)

The aircraft is operated by a student pilot who has met the requirements of § 61.94 or § 61.95 of this chapter, as applicable.

(2)

Notwithstanding the provisions of paragraphs (b)(1)(ii), (b)(1)(iii) and (b)(1)(iv) of this section, no person may take off or land a civil aircraft at those airports listed in section 4 of appendix D to this part unless the pilot in command holds at least a private pilot certificate.

(c)

Communications and navigation equipment requirements. Unless otherwise authorized by ATC, no person may operate an aircraft within a Class B airspace area unless that aircraft is equipped with—

(1)

For IFR operation. An operable VOR or TACAN receiver or an operable and suitable RNAV system; and

(2)

For all operations. An operable two-way radio capable of communications with ATC on appropriate frequencies for that Class B airspace area.

(d)

Other equipment requirements. No person may operate an aircraft in a Class B airspace area unless the aircraft is equipped with—

(1)

The applicable operating transponder and automatic altitude reporting equipment specified in § 91.215 (a), except as provided in § 91.215 (e), and

(2)

After January 1, 2020, the applicable Automatic Dependent Surveillance-Broadcast Out equipment specified in § 91.225.

Referenced By

Interpretations of This Section (2)

  • Rowland (ACLU), 2017
  • Doremire, 2010

Advisory Circulars (6)

  • AC 61-65K
  • AC 61-98E
  • AC 90-108
  • AC 90-114C
  • AC 90-117
  • AC 90-48E

Safety Alerts for Operators (SAFO) (1)

  • SAFO 17001

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

Regulations Referenced

14 CFR 91.12914 CFR 61.10114 CFR 61.9414 CFR 61.32514 CFR 61.9514 CFR Part 91, Appendix D14 CFR 91.21514 CFR 91.225

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)