49 C.F.R. § 551.52 How long will a foreign manufacturer's designation of agent remain in effect?
Title 49 - Transportation
(a) A designation of agent remains in effect until replaced or withdrawn by a foreign manufacturer. (b) A foreign manufacturer that has withdrawn but not replaced its agent may not continue to import motor vehicles or motor vehicle equipment into the United States. In order to do so, it must appoint a new agent in accordance with the requirements of this subpart.
Title 49: Transportation
PART 551—PROCEDURAL RULES
Subpart D—Service of Process on Foreign Manufacturers and Importers
Designation of an Agent for Service of Process
§ 551.52 How long will a foreign manufacturer's designation of agent remain in effect?