National Private Truck Council, Inc. v. Oklahoma Tax Commission

In the Oklahoma state courts, petitioners successfully challenged certain Oklahoma taxes as violating the “dormant” Commerce Clause. Although the Oklahoma Supreme Court ordered respondents to award refunds pursuant to *584state law, it also held that petitioners were not entitled to declaratory or injunctive relief under Rev. Stat. § 1979, 42 U. S. C. § 1983, and, accordingly, that they could not obtain attorney’s fees under 42 U. S. C. § 1988(b) (1988 ed., Supp. V). Petitioners argue that this holding violates the Supremacy Clause, U. S. Const., Art. VI, cl. 2. We affirm.

I

In 1983, Oklahoma…