(1) Auto transportation companies may file joint tariffs providing through-ticket arrangements. Such tariffs must list all companies participating in the tariff, must show all fares, rates and charges applicable between points on its line and all affected points on the line of the connecting carrier or carriers, and all rules that govern how those rates will be assessed to customers.

(2) Joint tariffs and amendments or supplements to joint tariffs must be issued and filed under the rules in Part 5 of this chapter.

(3) Companies must provide information to customers, at the time a ticket is purchased, or a reservation is made, as to the identities of all companies that will be providing transportation, the locations of any transfer points, and any policies that differ between the companies.