California Code, Family Code - FAM § 17310

(a) The director shall formulate, adopt, amend, or repeal regulations and general policies affecting the purposes, responsibilities, and jurisdiction of the department that are consistent with law and necessary for the administration of the state plan for securing child support and enforcing spousal support orders and determining paternity.

(b) Notwithstanding any other provision of law, all regulations, including, but not limited to, regulations of the State Department of Social Services and the State Department of Health Services, relating to child support enforcement shall remain in effect and shall be fully enforceableby the department. The department may readopt, amend, or repeal the regulations in accordance with Section 17312 as necessary and appropriate.