---
kind: "unit"
title: "14"
title_heading: "Aeronautics and Space"
key: "chI/subchG/part135"
level: "part"
label: "Part 135"
heading: "Operating Requirements: Commuter and on Demand Operations and Rules Governing Persons on Board Such Aircraft"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/14/chI-subchG-part135"
sections_count: 200
---

# Part 135 — Operating Requirements: Commuter and on Demand Operations and Rules Governing Persons on Board Such Aircraft

Title 14 C.F.R. — Aeronautics and Space › Chapter I — Federal Aviation Administration, Department of Transportation › Subchapter G — Air Carriers and Operators for Compensation or Hire: Certification and Operations

## Contents

- [Subpart A — General](/cfr/14/chI-subchG-part135-subpartA.md)
- [Subpart B — Flight Operations](/cfr/14/chI-subchG-part135-subpartB.md)
- [Subpart C — Aircraft and Equipment](/cfr/14/chI-subchG-part135-subpartC.md)
- [Subpart D — VFR/IFR Operating Limitations and Weather Requirements](/cfr/14/chI-subchG-part135-subpartD.md)
- [Subpart E — Flight Crewmember Requirements](/cfr/14/chI-subchG-part135-subpartE.md)
- [Subpart F — Crewmember Flight Time and Duty Period Limitations and Rest Requirements](/cfr/14/chI-subchG-part135-subpartF.md)
- [Subpart G — Crewmember Testing Requirements](/cfr/14/chI-subchG-part135-subpartG.md)
- [Subpart H — Training](/cfr/14/chI-subchG-part135-subpartH.md)
- [Subpart I — Airplane Performance Operating Limitations](/cfr/14/chI-subchG-part135-subpartI.md)
- [Subpart J — Maintenance, Preventive Maintenance, and Alterations](/cfr/14/chI-subchG-part135-subpartJ.md)
- [Subpart K — Hazardous Materials Training Program](/cfr/14/chI-subchG-part135-subpartK.md)
- [Subpart L — Helicopter Air Ambulance Equipment, Operations, and Training Requirements](/cfr/14/chI-subchG-part135-subpartL.md)