[Code of Federal Regulations] [Title 40, Volume 15] [Revised as of July 1, 2003] From the U.S. Government Printing Office via GPO Access [CITE: 40CFR85.1708] [Page 566] TITLE 40--PROTECTION OF ENVIRONMENT CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED) PART 85--CONTROL OF AIR POLLUTION FROM MOBILE SOURCES--Table of Contents Subpart R--Exclusion and Exemption of Motor Vehicles and Motor Vehicle Engines Sec. 85.1708 National security exemption. A manufacturer requesting a national security exemption must state the purpose for which the exemption is required and the request must be endorsed by an agency of the Federal Government charged with responsibility for national defense. [39 FR 32611, Sept. 10, 1974. Redesignated at 47 FR 30484, July 14, 1982]