14 CFR · Part 135

Operating Requirements: Commuter and on Demand Operations and Rules Governing Persons on Board Such Aircraft

196 sections, read subpart by subpart. Every section keeps its own page and exact citation.

207 items · About 5.5 MB · Auto-updates · Removed when you log out

About Part 135

Each subpart, appendix and SFAR reads as one continuous document, with its sections in the contents. Copy an exact citation or open the official eCFR text from any section.

Reflects the eCFR edition of Sep 29, 2026.

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Units

Subparts

12 Units

Subpart A

General

§§ 135.1–135.43.

12 Sections

Subpart B

Flight Operations

§§ 135.61–135.129.

42 Sections

Subpart C

Aircraft and Equipment

§§ 135.141–135.185.

33 Sections

Subpart D

VFR/IFR Operating Limitations and Weather Requirements

§§ 135.201–135.229.

15 Sections

Subpart E

Flight Crewmember Requirements

§§ 135.241–135.247.

5 Sections

Subpart F

Crewmember Flight Time and Duty Period Limitations and Rest Requirements

§§ 135.261–135.273.

7 Sections

Subpart G

Crewmember Testing Requirements

§§ 135.291–135.301.

6 Sections

Subpart H

Training

§§ 135.321–135.351.

20 Sections

Subpart I

Airplane Performance Operating Limitations

§§ 135.361–135.399.

22 Sections

Subpart J

Maintenance, Preventive Maintenance, and Alterations

§§ 135.411–135.443.

19 Sections

Subpart K

Hazardous Materials Training Program

§§ 135.501–135.507.

4 Sections

Subpart L

Helicopter Air Ambulance Equipment, Operations, and Training Requirements

§§ 135.601–135.621.

11 Sections

Appendices

7 Units

Appendix A to Part 135

Additional Airworthiness Standards for 10 or More Passenger Airplanes

Appendix A to Part 135.

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Appendix B to Part 135

Airplane Flight Recorder Specifications

Appendix B to Part 135.

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Appendix C to Part 135

Helicopter Flight Recorder Specifications

Appendix C to Part 135.

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Appendix D to Part 135

Airplane Flight Recorder Specification

Appendix D to Part 135.

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Appendix E to Part 135

Helicopter Flight Recorder Specifications

Appendix E to Part 135.

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Appendix F to Part 135

Airplane Flight Recorder Specification

Appendix F to Part 135.

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Appendix G to Part 135

Extended Operations (ETOPS)

Appendix G to Part 135.

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