42 U.S.C. § 16138 - U.S. Code - Unannotated Title 42. The Public Health and Welfare § 16138. EPA authority to accept diesel emissions reduction Supplemental Environmental Projects

(1) protect human health or the environment;

(2) are related to the underlying alleged violations;

(3) do not constitute activities that the defendant would otherwise be legally required to perform; and

(4) do not provide funds for the staff of the Agency or for contractors to carry out the Agency's internal operations.