(a) Applicability. The rules and regulations in this part apply to the transportation by motor vehicle of cash-on-delivery (c.o.d.) shipments by all for-hire motor carriers of property subject to 49 U.S.C. 13702.

(b) Exceptions. (1) The rules in this part do not apply to transportation which is auxiliary to or supplemental of transportation by railroad and performed on railroad bills of lading.

(2) The rules in this part do not apply to transportation which is performed for freight forwarders and on freight forwarder bills of lading.

No motor carrier of property subject to the provisions of 49 U.S.C. 13702,except.101, shall render any c.o.d. service unless such carrier has published, posted and filed tariffs which contain the rates, charges and rules governing such service, which rules shall conform to the regulations in this part.

Every motor carrier of property subject to 49 U.S.C. 13702,except.101, which chooses to provide c.o.d. service may publish and maintain, or cause to be published and maintained for its account, a tariff or tariffs which set forth nondiscriminatory rules governing c.o.d. service and the collection and remittance of c.o.d. funds. Alternatively, any carrier that provides c.o.d. service, but does not wish to publish and maintain, or cause to be published and maintained, its own nondiscriminatory tariff, may adopt a rule requiring remittance of each c.o.d. collection directly to the consignor or other person designated by the consignor as payee within fifteen (15) days after delivery of the c.o.d. shipment to the consignee.