[Code of Federal Regulations] [Title 14, Volume 5, Parts 1200 to end] [Revised as of January 1, 2001] From the U.S. Government Printing Office via GPO Access [CITE: 14CFR1221.111] [Page 175] TITLE 14--AERONAUTICS AND SPACE SPACE ADMINISTRATION PART 1221--THE NASA SEAL AND OTHER DEVICES, AND THE CONGRESSIONAL SPACE MEDAL OF HONOR--Table of Contents Subpart 1221.1--NASA Seal, NASA Insignia, NASA Logotype, NASA Program Identifiers, NASA Flags, and the Agency's Unified Visual Communications System Sec. 1221.111 Use of the NASA Logotype. The NASA Logotype has been retired and is used only in an authentic historical context, and only with prior written approval of the NASA Administrator.