14 C.F.R. § 21.243 Duration.
Title 14 - Aeronautics and Space
A delegation option authorization is effective until it is surrendered or the Administrator suspends, revokes, or otherwise terminates it.
Title 14: Aeronautics and Space
PART 21—CERTIFICATION PROCEDURES FOR PRODUCTS AND PARTS
Subpart J—Delegation Option Authorization Procedures
§ 21.243 Duration.
