California Code, Family Code - FAM § 17414

In any action or proceeding brought by the local child support agency to establish parentage pursuant to Section 17400, the court shall enter a judgment establishing parentage upon the filing of a written stipulation between the parties provided that the stipulation is accompanied by a written advisement and waiver of rights which is signed by the defendant. The written advisement and waiver of rights shall be developed by the Judicial Council.