Regulations last checked for updates: Feb 11, 2026

Title 40 - Protection of Environment last revised: Dec 22, 2026
§ 300.520 - State involvement in EPA-lead enforcement negotiations.

(a) EPA shall notify states of response action negotiations to be conducted by EPA with potentially responsible parties during each fiscal year.

(b) The state must notify EPA of such negotiations in which it intends to participate.

(c) The state is not foreclosed from signing a consent decree if it does not participate substantially in the negotiations.

authority: 33 U.S.C. 1251
cite as: 40 CFR 300.520