Search the regulations
The full official text of every rule that governs private and charter flight, updated daily from the Electronic Code of Federal Regulations.
14 CFR · PART 135
Commuter and on-demand operations
Subpart A · General
- § 135.1 Applicability.
- § 135.2 Compliance schedule for operators that transition to part 121 of this chapter; certain new entrant operators.
- § 135.3 Rules applicable to operations subject to this part.
- § 135.4 Applicability of rules for eligible on-demand operations.
- § 135.7 Applicability of rules to unauthorized operators.
- § 135.12 Previously trained crewmembers.
- § 135.19 Emergency operations.
- § 135.21 Manual requirements.
- § 135.23 Manual contents.
- § 135.25 Aircraft requirements.
- § 135.41 Carriage of narcotic drugs, marihuana, and depressant or stimulant drugs or substances.
- § 135.43 Crewmember certificates: International operations.
Subpart B · Flight Operations
- § 135.61 General.
- § 135.63 Recordkeeping requirements.
- § 135.64 Retention of contracts and amendments: Commercial operators who conduct intrastate operations for compensation or hire.
- § 135.65 Reporting mechanical irregularities.
- § 135.67 Reporting potentially hazardous meteorological conditions and irregularities of ground facilities or navigation aids.
- § 135.69 Restriction or suspension of operations: Continuation of flight in an emergency.
- § 135.71 Airworthiness check.
- § 135.73 Inspections and tests.
- § 135.75 Inspectors credentials: Admission to pilots' compartment: Forward observer's seat.
- § 135.76 DOD Commercial Air Carrier Evaluator's Credentials: Admission to pilots compartment: Forward observer's seat.
- § 135.77 Responsibility for operational control.
- § 135.78 Instrument approach procedures and IFR landing minimums.
- § 135.79 Flight locating requirements.
- § 135.81 Informing personnel of operational information and appropriate changes.
- § 135.83 Operating information required.
- § 135.85 Carriage of persons without compliance with the passenger-carrying provisions of this part.
- § 135.87 Carriage of cargo including carry-on baggage.
- § 135.89 Pilot requirements: Use of oxygen.
- § 135.91 Oxygen and portable oxygen concentrators for medical use by passengers.
- § 135.93 Minimum altitudes for use of autopilot.
- § 135.95 Airmen: Limitations on use of services.
- § 135.97 Aircraft and facilities for recent flight experience.
- § 135.98 Operations in the North Polar Area.
- § 135.99 Composition of flight crew.
- § 135.100 Flight crewmember duties.
- § 135.101 Second in command required under IFR.
- § 135.105 Exception to second in command requirement: Approval for use of autopilot system.
- § 135.107 Flight attendant crewmember requirement.
- § 135.109 Pilot in command or second in command: Designation required.
- § 135.111 Second in command required in Category II operations.
- § 135.113 Passenger occupancy of pilot seat.
- § 135.115 Manipulation of controls.
- § 135.117 Briefing of passengers before flight.
- § 135.119 Prohibition against carriage of weapons.
- § 135.120 Prohibition on interference with crewmembers.
- § 135.121 Alcoholic beverages.
- § 135.122 Stowage of food, beverage, and passenger service equipment during aircraft movement on the surface, takeoff, and landing.
- § 135.123 Emergency and emergency evacuation duties.
- § 135.125 Aircraft security.
- § 135.127 Passenger information requirements and smoking prohibitions.
- § 135.128 Use of safety belts and child restraint systems.
- § 135.129 Exit seating.
Subpart C · Aircraft and Equipment
- § 135.141 Applicability.
- § 135.143 General requirements.
- § 135.144 Portable electronic devices.
- § 135.145 Aircraft proving and validation tests.
- § 135.147 Dual controls required.
- § 135.149 Equipment requirements: General.
- § 135.150 Public address and crewmember interphone systems.
- § 135.151 Cockpit voice recorders.
- § 135.152 Flight data recorders.
- § 135.154 Terrain awareness and warning system.
- § 135.155 Fire extinguishers: Passenger-carrying aircraft.
- § 135.156 Flight data recorders: filtered data.
- § 135.157 Oxygen equipment requirements.
- § 135.158 Pitot heat indication systems.
- § 135.159 Equipment requirements: Carrying passengers under VFR at night or under VFR over-the-top conditions.
- § 135.160 Radio altimeters for rotorcraft operations.
- § 135.161 Communication and navigation equipment for aircraft operations under VFR over routes navigated by pilotage.
- § 135.163 Equipment requirements: Aircraft carrying passengers under IFR.
- § 135.165 Communication and navigation equipment: Extended over-water or IFR operations.
- § 135.167 Emergency equipment: Extended overwater operations.
- § 135.168 Emergency equipment: Overwater rotorcraft operations.
- § 135.169 Additional airworthiness requirements.
- § 135.170 Materials for compartment interiors.
- § 135.171 Shoulder harness installation at flight crewmember stations.
- § 135.173 Airborne thunderstorm detection equipment requirements.
- § 135.175 Airborne weather radar equipment requirements.
- § 135.177 Emergency equipment requirements for aircraft having a passenger seating configuration of more than 19 passengers.
- § 135.178 Additional emergency equipment.
- § 135.179 Inoperable instruments and equipment.
- § 135.180 Traffic Alert and Collision Avoidance System.
- § 135.181 Performance requirements: Aircraft operated over-the-top or in IFR conditions.
- § 135.183 Performance requirements: Land aircraft operated over water.
- § 135.185 Empty weight and center of gravity: Currency requirement.
Subpart D · VFR/IFR Operating Limitations and Weather Requirements
- § 135.201 Applicability.
- § 135.203 VFR: Minimum altitudes.
- § 135.205 VFR: Visibility requirements.
- § 135.207 VFR: Helicopter surface reference requirements.
- § 135.209 VFR: Fuel supply.
- § 135.211 VFR: Over-the-top carrying passengers: Operating limitations.
- § 135.213 Weather reports and forecasts.
- § 135.215 IFR: Operating limitations.
- § 135.217 IFR: Takeoff limitations.
- § 135.219 IFR: Destination airport weather minimums.
- § 135.221 IFR: Alternate airport weather minimums.
- § 135.223 IFR: Alternate airport requirements.
- § 135.225 IFR: Takeoff, approach and landing minimums.
- § 135.227 Icing conditions: Operating limitations.
- § 135.229 Airport requirements.
Subpart E · Flight Crewmember Requirements
Subpart F · Crewmember Flight Time and Duty Period Limitations and Rest Requirements
- § 135.261 Applicability.
- § 135.263 Flight time limitations and rest requirements: All certificate holders.
- § 135.265 Flight time limitations and rest requirements: Scheduled operations.
- § 135.267 Flight time limitations and rest requirements: Unscheduled one- and two-pilot crews.
- § 135.269 Flight time limitations and rest requirements: Unscheduled three- and four-pilot crews.
- § 135.271 Helicopter hospital emergency medical evacuation service (HEMES).
- § 135.273 Duty period limitations and rest time requirements.
Subpart G · Crewmember Testing Requirements
- § 135.291 Applicability.
- § 135.293 Initial and recurrent pilot testing requirements.
- § 135.295 Initial and recurrent flight attendant crewmember testing requirements.
- § 135.297 Pilot in command: Instrument proficiency check requirements.
- § 135.299 Pilot in command: Line checks: Routes and airports.
- § 135.301 Crewmember: Tests and checks, grace provisions, training to accepted standards.
Subpart H · Training
- § 135.321 Applicability and terms used.
- § 135.323 Training program: General.
- § 135.324 Training program: Special rules.
- § 135.325 Training program and revision: Initial and final approval.
- § 135.327 Training program: Curriculum.
- § 135.329 Crewmember training requirements.
- § 135.330 Crew resource management training.
- § 135.331 Crewmember emergency training.
- § 135.335 Approval of aircraft simulators and other training devices.
- § 135.336 Airline transport pilot certification training program.
- § 135.337 Qualifications: Check pilots.
- § 135.338 Qualifications: Flight instructors.
- § 135.339 Initial and transition training and checking: Check pilots.
- § 135.340 Initial and transition training and checking: Flight instructors.
- § 135.341 Pilot and flight attendant crewmember training programs.
- § 135.343 Crewmember initial and recurrent training requirements.
- § 135.345 Pilots: Initial, transition, and upgrade ground training.
- § 135.347 Pilots: Initial, transition, upgrade, and differences flight training.
- § 135.349 Flight attendants: Initial and transition ground training.
- § 135.351 Recurrent training.
Subpart I · Airplane Performance Operating Limitations
- § 135.361 Applicability.
- § 135.363 General.
- § 135.364 Maximum flying time outside the United States.
- § 135.365 Large transport category airplanes: Reciprocating engine powered: Weight limitations.
- § 135.367 Large transport category airplanes: Reciprocating engine powered: Takeoff limitations.
- § 135.369 Large transport category airplanes: Reciprocating engine powered: En route limitations: All engines operating.
- § 135.371 Large transport category airplanes: Reciprocating engine powered: En route limitations: One engine inoperative.
- § 135.373 Part 25 transport category airplanes with four or more engines: Reciprocating engine powered: En route limitations: Two engines inoperative.
- § 135.375 Large transport category airplanes: Reciprocating engine powered: Landing limitations: Destination airports.
- § 135.377 Large transport category airplanes: Reciprocating engine powered: Landing limitations: Alternate airports.
- § 135.379 Large transport category airplanes: Turbine engine powered: Takeoff limitations.
- § 135.381 Large transport category airplanes: Turbine engine powered: En route limitations: One engine inoperative.
- § 135.383 Large transport category airplanes: Turbine engine powered: En route limitations: Two engines inoperative.
- § 135.385 Large transport category airplanes: Turbine engine powered: Landing limitations: Destination airports.
- § 135.387 Large transport category airplanes: Turbine engine powered: Landing limitations: Alternate airports.
- § 135.389 Large nontransport category airplanes: Takeoff limitations.
- § 135.391 Large nontransport category airplanes: En route limitations: One engine inoperative.
- § 135.393 Large nontransport category airplanes: Landing limitations: Destination airports.
- § 135.395 Large nontransport category airplanes: Landing limitations: Alternate airports.
- § 135.397 Small transport category airplane performance operating limitations.
- § 135.398 Commuter category airplanes performance operating limitations.
- § 135.399 Small nontransport category airplane performance operating limitations.
Subpart J · Maintenance, Preventive Maintenance, and Alterations
- § 135.411 Applicability.
- § 135.413 Responsibility for airworthiness.
- § 135.415 Service difficulty reports.
- § 135.417 Mechanical interruption summary report.
- § 135.419 Approved aircraft inspection program.
- § 135.421 Additional maintenance requirements.
- § 135.422 Aging airplane inspections and records reviews for multiengine airplanes certificated with nine or fewer passenger seats.
- § 135.423 Maintenance, preventive maintenance, and alteration organization.
- § 135.425 Maintenance, preventive maintenance, and alteration programs.
- § 135.426 Contract maintenance.
- § 135.427 Manual requirements.
- § 135.429 Required inspection personnel.
- § 135.431 Continuing analysis and surveillance.
- § 135.433 Maintenance and preventive maintenance training program.
- § 135.435 Certificate requirements.
- § 135.437 Authority to perform and approve maintenance, preventive maintenance, and alterations.
- § 135.439 Maintenance recording requirements.
- § 135.441 Transfer of maintenance records.
- § 135.443 Airworthiness release or aircraft maintenance log entry.
Subpart K · Hazardous Materials Training Program
Subpart L · Helicopter Air Ambulance Equipment, Operations, and Training Requirements
- § 135.601 Applicability and definitions.
- § 135.603 Pilot-in-command instrument qualifications.
- § 135.605 Helicopter terrain awareness and warning system (HTAWS).
- § 135.607 Flight Data Monitoring System.
- § 135.609 VFR ceiling and visibility requirements for Class G airspace.
- § 135.611 IFR operations at locations without weather reporting.
- § 135.613 Approach/departure IFR transitions.
- § 135.615 VFR flight planning.
- § 135.617 Pre-flight risk analysis.
- § 135.619 Operations control centers.
- § 135.621 Briefing of medical personnel.