Section 3080.
Cal. Family Code - FAM § 3080.
in effectThere is a presumption, affecting the burden of proof, that joint custody is in the best interest of a minor child, subject to Section 3011, where the parents have agreed to joint custody or so agree in open court at a hearing for the purpose of determining the custody of the minor child.
Source: CA Legislative Counsel Bulk DataURL: https://downloads.leginfo.legislature.ca.gov/pubinfo_2025.zipFetched: 6/27/2026