California Code, Health and Safety Code - HSC § 80055

(a) Sites listed on the National Priorities List pursuant to the federal act (42 U.S.C. Sec. 9605(a)(8)(B)).

(b) Sites remediated pursuant to former Chapter 6.85 (commencing with Section 25396) of Division 20.

(c) Sites, or portions of sites, for which the potentially responsible party has agreed to take all response action required by the department or the regional board at the site, and that agreement is embodied in a written, enforceable settlement agreement, including, but not limited to, a judicial consent decree, entered into prior to January 1, 1999.

(d) Sites, or portions of sites, that have been fully remediated for which the department or the regional board has determined that the response action is complete prior to January 1, 1999. The department or the regional board shall not include operation and maintenance activities in determining whether the response action is complete under this section.