Trade Practices and Antitrust Regulation

ORS 646.935
Diesel fuel sales

  • price discrimination


No person operating a service station selling to the public at retail diesel fuel, where delivery is regularly made into a receptacle on a vehicle from which receptacle the fuel is supplied to propel the vehicle, shall refuse to sell and deliver any quantity of such fuel to any vehicle during regular business hours, upon demand and tender of the posted price plus any applicable tax for such fuel delivered, subject to a rationing policy established by state or federal statute or regulation.


A price differential or method of delivery designed to discriminate against or discourage purchases by vehicles of small fuel capacity is prohibited. However, a reasonable discount or differential based upon quantity of delivery shall not be considered discriminatory. [Formerly 646.880]
Chapter 646

Notes of Decisions

Subject matter regulated by this chapter is not "preempted" by Federal Robinson-Patman Act so as to render this chapter invalid. W. J. Seufert v. Nat. Restaurant Supply Co., 266 Or 92, 511 P2d 363 (1973)

Whether an injunction should issue when a court finds a violation of the Act is a matter of discretion. State ex rel Johnson v. International Harvester Co., 25 Or App 9, 548 P2d 176 (1976)

This chapter imposes no affirmative duty to inform customers of rates in absence of request, but prohibits making information about prices available to some customers and not others. Wildish Sand & Gravel v. Northwest Natural Gas Co., 103 Or App 215, 796 P2d 1237 (1990), Sup Ct review denied


Last accessed
Jun. 26, 2021