Cal. Fish & Game Code § 6605
(b) Nothing in this chapter shall be construed to do any of the following:
(1) Relieve the applicant or prior owner or operator of an offshore oil structure from any continuing liability under any of the following, if the liability is associated with seepage or release of oil from an offshore oil structure that was decommissioned pursuant to an order of, or any action taken by, and in accordance with, any applicable rule or regulation of, any federal or state agency: