05/22/2008 02:55:42 PM EST
United States v. Atl. Research Corp., 551 U.S. 128 (2007)
Lessee that performed work for the federal government at a Department of Defense facility could bring an action under 42 U.S.C.S. § 9607(a) of CERCLA to recover costs of cleaning up contamination at the site; any private party, including a potentially responsible party, could bring a cost recovery action under § 9607(a)(4)(B).