[Code of Federal Regulations] [Title 14, Volume 1] [Revised as of January 1, 2004] From the U.S. Government Printing Office via GPO Access [CITE: 14CFR21.117] [Page 132] TITLE 14--AERONAUTICS AND SPACE CHAPTER I--FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION PART 21--CERTIFICATION PROCEDURES FOR PRODUCTS AND PARTS--Table of Contents Subpart E--Supplemental Type Certificates Sec. 21.117 Issue of supplemental type certificates. (a) An applicant is entitled to a supplemental type certificate if he meets the requirements of Secs. 21.113 and 21.115. (b) A supplemental type certificate consists of-- (1) The approval by the Administrator of a change in the type design of the product; and (2) The type certificate previously issued for the product.