California Code, Public Resources Code - PRC § 43211

(a) For those facilities that accept both hazardous wastes and other solid wastes, the Department of Toxic Substances Control shall exercise enforcement and regulatory powers relating to the control of the hazardous wastes at the facility pursuant to Chapter 6.5 (commencing with Section 25100) of Division 20 of the Health and Safety Code. The board and the enforcement agency shall, at solid waste disposal facilities, exercise enforcement and regulatory powers relating to the control of solid wastes and asbestos-containing waste, as provided in Section 44820.

(b) For purposes of this section, “asbestos containing waste” means waste that contains more than 1 percent by weight, of asbestos that is either friable or nonfriable.