Beechcraft 99 Airliner — Type Certificate

This advisory circular provides a summary of information regarding small propeller-driven air taxi airplanes that comply with Section 135.169(b) of the Federal Aviation Regulations (FAR). It specifically addresses airplanes that can operate under FAR 135 with a passenger seating configuration of 10 or more seats. The document outlines the certification requirements for these aircraft, including those that fall under the transport category or meet specific conditions for the normal category. The Beechcraft 99 models are highlighted as compliant with the necessary airworthiness standards, allowing them to operate in this capacity. This circular serves as a reference for operators and owners of these aircraft, ensuring they understand the regulatory framework governing their operations.

• Beechcraft 99 models are compliant with Section 135.169(b) for operations with 10 or more passenger seats.
• The circular outlines certification requirements for small propeller-driven air taxi airplanes under FAR 135.
• Models A99 and A99A are also included in the compliance list alongside the Beechcraft 99.
• This document cancels the previous advisory circular AC 135.144-1.
• Operators should seek assistance from the Regional Aircraft Engineering Division for further inquiries.