Rubin v. U. N. Industries, Inc.

How later courts describe this case

• construing the Sherman Anti-Trust Act, 15 U.S.C. § 1, et seq.1988
• action by service station dealer against oil company alleging, inter alia, that oil company breached its fiduciary duty owed to dealer by terminating lease without good cause
• South Dakota franchise statute did not apply to an unamended contract entered into before the effective date of the statute
• lessor retained right to audit lessee's books, inspect station to determine compliance with agreement
• South Dakota statute created a fiduciary duty in a franchise relationship