§ 368.1 Certificate of registration.
Primary source
Verbatim text below is from the Electronic Code of Federal Regulations (eCFR), a public-domain U.S. government work. Always verify the current version with the eCFR before relying on it for any legal matter.
Full Text
(a) A Mexico-domiciled motor carrier must apply to the FMCSA and receive a Certificate of Registration to provide interstate transportation in municipalities in the United States on the United States-Mexico international border or within the commercial zones of such municipalities as defined in 49 U.S.C. 13902(c)(4)(A).
(b) A certificate of registration permits only interstate transportation of property in municipalities in the United States on the United States-Mexico international border or within the commercial zones of such municipalities. A holder of a Certificate of Registration who operates a vehicle beyond this area is subject to applicable penalties and out-of-service orders.
This is legal information, not legal advice. Laws vary by jurisdiction and change frequently. Always verify current law with official sources and consult a licensed attorney in your jurisdiction for advice on your specific situation.