Ac135 44 2025

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The document is an Advisory Circular (AC 135-44) issued by the U.S. Department of Transportation's Federal Aviation Administration, providing guidance for operators conducting commuter and on-demand operations under Part 135 of the Code of Federal Regulations. It outlines the procedures for aircraft configuration inspections necessary for adding an aircraft to an operator's Operating Certificate, emphasizing that compliance with the guidance is recommended but not mandatory. The AC details responsibilities for verifying airworthiness, maintenance records, and operational requirements, along with a checklist and steps for obtaining authorization from FAA inspectors.

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What is an example of a part 135?

Part 91 explains the general operating and flight rules for civilian aircraft. Part 135 regulates commercial on-demand operations such as charter flights (private jet) and air taxi services (with paying passengers). Part 121 covers a scheduled operation, such as with airline carrier services.

Does part 135 require two pilots?

One of the most notable distinctions between parts 121 and 135 is the requirement for two pilots on a part 121 operation vs. the allowance for one pilot on a part 135 operation.

How much does it cost to get a part 135 certificate?

Part 135 Certificate Costs Average Total Costs OperatorCost Full 135 9 or Less $55,000 Full 135 10 or More $110,000 Full 135 More than 19 $195,000

What is the difference between Part 121 and 135 operations?

Part 121 regulates scheduled airlines with strict safety standards, requiring pilots to have an Airline Transport Pilot (ATP) certificate. Part 135 applies to charter and commuter operations, demanding higher qualifications for pilots and rigorous maintenance standards to ensure passenger safety.

What is 135 operations?

At its core, FAA Part 135 is a certificate required by the Federal Aviation Administration for a company to operate as a non-scheduled air charter carrier. Its designed to set boundaries and establish safety procedures for jet charters and other types of commercial aviation operations that fly on demand.

What are the requirements for a Part 135 inspection?

Maintenance requirements Part 135 aircraft are required to undergo a 100-hour inspection at least every 100 hours of flight time. This inspection is a thorough check of the aircrafts systems and components to ensure that they are operating properly and safely.

Ac135 44 2025

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