[Code of Federal Regulations] [Title 49, Volume 6] [Revised as of October 1, 2006] From the U.S. Government Printing Office via GPO Access [CITE: 49CFR551.62] [Page 136] TITLE 49--TRANSPORTATION CHAPTER V--NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION, DEPARTMENT OF TRANSPORTATION PART 551_PROCEDURAL RULES--Table of Contents Subpart D_Service of Process on Foreign Manufacturers and Importers Sec. 551.62 Where should a foreign manufacturer mail the designation? Foreign manufacturers must mail their designations to the Office of the Executive Secretariat, National Highway Traffic Safety Administration, Room 5221, 400 Seventh Street, SW, Washington, DC 20590. No other NHTSA office is authorized to accept designation documents. To avoid delays, the agency suggests using express mail services.