Department of the Interior v. Klamath Water Users Protective Ass'n

Department of Interior v. Klamath Water Users Protective Assn.
Supreme Court of the United States
Argued January 20, 2001 Decided March 5, 2001
Full case name	Department of the Interior and Bureau of Indian Affairs, Petitoners, v. Klamath Water Users Protective Association
Citations	532 U.S. 1 (more) 121 S. Ct. 1060; 149 L. Ed. 2d 87
Case history
Prior	189 F.3d 1034 (9th Cir. 1999)
Holding
Documents shared between the Klamath tribe and the Department of the Interior, which address tribal interests subject to state and federal proceedings to determine water allocations, are not exempt from the Freedom of Information Act.
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	Souter, joined by unanimous
Laws applied
Freedom of Information Act

Department of Interior v. Klamath Water Users Protective Assn., 532 U.S. 1 (2001), was a United States Supreme Court case decided in 2001. The case concerned whether Exemption 5 of the Freedom of Information Act, which applies to "intra agency memoranda or letters", is applicable to documents within the Department of the Interior which discussed plans for the allocation of water in the Klamath River Basin. The Court held unanimously that the exemption did not apply.