Entergy Louisiana, Inc. v. Louisiana Public Service Commission

Entergy Louisiana, Inc. v. Louisiana Public Service Commission
Supreme Court of the United States
Argued April 28, 2003 Decided June 2, 2003
Full case name	Entergy Louisiana, Inc. v. Louisiana Public Service Commission et al.
Citations	539 U.S. 39 (more) 123 S. Ct. 2050; 156 L. Ed. 2d 34
Case history
Prior	815 So.2d 27 (La. 2002); cert. granted, 537 U.S. 1152 (2003).
Holding
Federal agency approved tariff that delegated to regulated entity the discretion to determine cost allocations between affiliated public utilities preempted under the filed rate doctrine a state public utilities commission rate order denying recovery of the costs as imprudent.
Court membership
Chief Justice William Rehnquist Associate Justices John P. Stevens · Sandra Day O'Connor Antonin Scalia · Anthony Kennedy David Souter · Clarence Thomas Ruth Bader Ginsburg · Stephen Breyer
Case opinion
Majority	Thomas, joined by unanimous
Laws applied
Federal Power Act, 16 U.S.C. § 824d(f)

Entergy Louisiana, Inc. v. Louisiana Public Service Commission, 539 U.S. 39 (2003), is a Supreme Court of the United States case holding that a federal administrative agency approved public utility tariff preempted a state public utilities commission rate order under the filed rate doctrine.^[1]