California Code, Family Code – FAM § 2080
How to change your name after divorce in california
FAMILY CODE – FAM
DIVISION 6. NULLITY, DISSOLUTION, AND LEGAL SEPARATION [2000 – 2452] ( Division 6 enacted by Stats. 1992, Ch. 162, Sec. 10. )
PART 1. GENERAL PROVISIONS [2000 – 2129] ( Part 1 enacted by Stats. 1992, Ch. 162, Sec. 10. )
CHAPTER 7. Restoration of Wife’s Former Name [2080 – 2082] ( Chapter 7 enacted by Stats. 1992, Ch. 162, Sec. 10. )
The restoration of a former name or birth name requested under Section 2080 shall not be denied (a) on the basis that the party has custody of a minor child who bears a different name or (b) for any other reason other than fraud.
(Amended by Stats. 1996, Ch. 1061, Sec. 6. Effective January 1, 1997.)
Schedule of Fees
https://www.courts.ca.gov/documents/StatewideCivilFeeSchedule-20200101.pdf
Forms:
FL-395 Ex Parte Application for Restoration of Former Name After Entry of Judgment and Order