California Code, Welfare and Institutions Code - WIC § 14199.136

Notwithstanding any other law, if the State of California or any of its officers or officials fail to defend the constitutionality of this chapter, following its approval by the voters, any other state or local government agency of this state shall have the authority to intervene on behalf of the State of California or the department in a court action challenging the constitutionality of this chapter for the purpose of defending its constitutionality, whether that action is in state or federal trial court, on appeal, or on discretionary review by the Supreme Court of California or the Supreme Court of the United States. The reasonable fees and costs of defending the action by the other state or local government agency shall be a charge on funds appropriated to the Department of Justice, which shall be satisfied promptly.