A certificate of insurance or surety bond will not be accepted by the FMCSA unless issued by an insurance or surety company that is authorized (licensed or admitted) to issue bonds or underlying insurance policies:

(a) In each State in which the motor carrier is authorized by the FMCSA to operate, or

(b) In the State in which the motor carrier has its principal place of business or domicile, and will designate in writing upon request by the FMCSA, a person upon whom process, issued by or under the authority of a court of competent jurisdiction, may be served in any proceeding at law or equity brought in any State in which the carrier operates, or

(c) In any State, and is eligible as an excess or surplus lines insurer in any State in which business is written, and will make the designation of process agent described in paragraph (b) of this section.

(d) In the Province or Territory of Canada in which a Canadian motor carrier has its principal place of business or domicile, and will designate in writing upon request by FMCSA, a person upon whom process, issued by or under the authority of a court of competent jurisdiction, may be served in any proceeding at law or equity brought in any State in which the carrier operates.