California Code, Health and Safety Code - HSC § 79065

(a) Notwithstanding Section 79055, the department may expend funds, upon appropriation by the Legislature, from the state account to conduct activities necessary to verify that an uncontrolled release of hazardous substances has occurred at a suspected hazardous substance release site, to issue an order or enter into an enforceable agreement pursuant to paragraph (1) of subdivision (a) of Section 79055, and to review, comment upon, and approve or disapprove remedial action plans submitted by potentially responsible parties subject to the orders or the enforceable agreement.

(b) Notwithstanding Section 79055, the department may expend funds, upon appropriation by the Legislature, from the state account, to provide for oversight of removal and remedial actions, or, if the site is also listed on the National Priorities List by the United States Environmental Protection Agency pursuant to the federal act, to provide the state's share of a response action pursuant to Section 104(c)(3) of the federal act (42 U.S.C. Sec. 9604(c)(3)).