Cal. Health & Safety Code § 79360

Notwithstanding any other provision of law, upon receipt of a notification pursuant to Section 79355, the department shall take removal action, as necessary, with respect to a hazardous substance that is an illegal controlled substance, a precursor of a controlled substance, a material intended to be used in the unlawful manufacture of a controlled substance, and a container for the material, a waste material from the unlawful manufacture of a controlled substance, or any other item contaminated with a hazardous substance used or intended to be used in the manufacture of a controlled substance.