What law governs prenup agreements?
/Experienced Bay Area Family Law attorneys will tell clients that premarital and preregistration agreements are recognized under California law (Fam C §1500) and are governed by the Uniform Premarital Agreement Act (Fam C §§1600–1617) (the Act), except to the extent California has modified the terms of the Act, and by Fam C §§1500–1503 (addressing both premarital and other marital property agreements).
A premarital or preregistration agreement is defined as an agreement between prospective spouses or domestic partners made in contemplation of marriage or registration, to be effective on marriage or registration. Fam C §§1610(a), 1613. A premarital or preregistration agreement must be in writing and signed by both parties. It is enforceable without consideration. Fam C §1611. It may be amended or revoked after marriage or registration only by a written agreement signed by both parties. Fam C §1614.