Supplemental Type Certificates

A supplemental type certificate (STC) is a type certificate (TC) issued when an applicant has received FAA approval to modify an aircraft from its original design. The STC, which incorporates by reference the related TC, approves not only the modification but also how that modification affects the original design.

Beech

Bell

Cessna

Cirrus

Commercial/Business Aviation

General Aviation

Mooney

Piper

Robinson

Rotorcraft