Section 7573.5.
Cal. Family Code - FAM § 7573.5.
in effect(a)
A voluntary declaration of parentage is void if, at the time of signing, any of the following are true:
(1)
A person other than the woman who gave birth to the child or a person seeking to establish parentage through a voluntary declaration of parentage is a presumed parent under Section 7540 or subdivision (a), (b), or (c) of Section 7611.
(2)
A court has entered a judgment of parentage of the child.
(3)
Another person has signed a valid voluntary declaration of parentage.
(4)
The child has a parent
under Section 7613 or 7962 other than the signatories.
(5)
The person seeking to establish parentage is a donor pursuant to Section 7613.
(6)
The person seeking to establish parentage asserts that the person is a parent under Section 7613 and the child was not conceived through assisted reproduction.
(b)
In an action in which a party is seeking a determination that a voluntary declaration of parentage is void under this section, notice shall be provided pursuant to Section 7635.
Source: CA Legislative Counsel Bulk DataURL: https://downloads.leginfo.legislature.ca.gov/pubinfo_2025.zipFetched: 6/27/2026