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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 F—Production Under Type Certificate Only (§21.121 to §21.130) > 21.121—Applicability.
21.121—Applicability.
This subpart prescribes rules for production under a type certificate only.