14 C.F.R. § 21.211 Applicability.
Title 14 - Aeronautics and Space
This subpart prescribes procedural requirements for the issue of provisional airworthiness certificates.
Title 14: Aeronautics and Space
PART 21—CERTIFICATION PROCEDURES FOR PRODUCTS AND PARTS
Subpart I—Provisional Airworthiness Certificates
§ 21.211 Applicability.