49 C.F.R. § 551.67 Where and how may an agent be served?
Title 49 - Transportation
An agent may be served at the agent's office or usual place of residence, by registered or certified mail addressed to the agent with return receipt requested, or by any other manner authorized by law.
Title 49: Transportation
PART 551—PROCEDURAL RULES
Subpart D—Service of Process on Foreign Manufacturers and Importers
Method of Service of Process
§ 551.67 Where and how may an agent be served?