14 C.F.R. § 21.95 Approval of minor changes in type design.
Title 14 - Aeronautics and Space
Minor changes in a type design may be approved under a method acceptable to the Administrator before submitting to the Administrator any substantiating or descriptive data.
Title 14: Aeronautics and Space
PART 21—CERTIFICATION PROCEDURES FOR PRODUCTS AND PARTS
Subpart D—Changes to Type Certificates
§ 21.95 Approval of minor changes in type design.