Oregon Revised Statutes Oregon Vehicle Code § 825.226

(1) The Department of Transportation shall adopt rules providing for guidelines and requirements for the formation of bureaus that carriers regulated under this chapter may join to develop and maintain reasonable rates for transportation services. The rules shall include procedures to assure that rates established through the rate bureaus are without unjust discriminations, undue preferences or advantages or practices that are unfair or that the department determines will adversely affect competition.

(2) The department may establish any rule for the regulation of rate bureaus under this section that the department determines to be in the public interest.

(3) Carriers regulated under this chapter may become members of rate bureaus that meet the requirements established by the department under this section and may use the services of the rate bureaus in the development of rates and rating practices, classifications, divisions and rules that relate to rates in a manner allowed by the department.