14 C.F.R. § 65.73 Ratings.
Title 14 - Aeronautics and Space
(a) The following ratings are issued under this subpart: (1) Airframe. (2) Powerplant. (b) A mechanic certificate with an aircraft or aircraft engine rating, or both, that was issued before, and was valid on, June 15, 1952, is equal to a mechanic certificate with an airframe or powerplant rating, or both, as the case may be, and may be exchanged for such a corresponding certificate and rating or ratings.
Title 14: Aeronautics and Space
PART 65—CERTIFICATION: AIRMEN OTHER THAN FLIGHT CREWMEMBERS
Subpart D—Mechanics
§ 65.73 Ratings.
