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CFR > Title 14 - Aeronautics and Space > CHAPTER I—FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION > SUBCHAPTER C—AIRCRAFT (parts 21 to 50) > PART 21—CERTIFICATION PROCEDURES FOR PRODUCTS AND PARTS > SUBPART E—Supplemental Type Certificates (§21.111 to §21.120) > 21.111—Applicability.
21.111—Applicability.
This subpart prescribes procedural requirements for the issue of supplemental type certificates.