14 C.F.R. § 147.11 Ratings.
Title 14 - Aeronautics and Space
The following ratings are issued under this part: (a) Airframe. (b) Powerplant. (c) Airframe and powerplant.
Title 14: Aeronautics and Space
PART 147—AVIATION MAINTENANCE TECHNICIAN SCHOOLS
Subpart B—Certification Requirements
§ 147.11 Ratings.