Cal. Rules of Court, rule 5.52 · Article 1. Summonses, Notices, and Declarations
Declaration under Uniform Child Custody Jurisdiction and Enforcement Act (UCCJEA)
Text — As posted by the Judicial Council of California (read October 22, 2026)
(a) Filing requirements; application
(1) Petitioner and respondent must each complete, serve, and file a Declaration Under Uniform Child Custody Jurisdiction and Enforcement Act (UCCJEA) (form FL-105/GC-120) if there are children of their relationship under the age of 18 years.
(2) The form is a required attachment to the petition and response in actions for divorce, or in actions to to determine a parental relationship (except as provided in (3) or in actions for custody and support of minor children.
(3) The form is not a required attachment to the petition and response in actions to determine a parental relationship involving a gestational carrier agreement unless the petition or response specifies that child custody or visitation (parenting time) or both are at issue in the case.
(b) Duty to update information
In any action or proceeding involving custody of a minor child, a party has a continuing duty to inform the court if he or she obtains further information about a custody proceeding in a California court or any other court concerning a child who is named in the petition, complaint, or response. To comply with this duty, a party must file an updated UCCJEA form with the court and have it served on the other party.
Notes and commentary — not rule text
History
(Subd (a) amended effective July 1, 2026.)
Rule 5.52 amended effective July 1, 2026; adopted effective January 1, 2013.
Title 5, Family and Juvenile Rules-Division 1, Family Rules-Chapter 4, Starting and Responding to a Family Law Case; Service of Papers-Article 2, Initial Pleadings; adopted January 1, 2013.
Source of truth
- Edition
- As posted by the Judicial Council of California (read October 22, 2026)
- Official file
- https://courts.ca.gov/cms/rules/index/five/rule5_52
- Text hash
- sha256 577adc169439f84204823d5606864bc179861239ff01fd39d5b5403d1187fff7
- Composed by
- compose_crc.py 2026-10-22: the Judicial Council's rule pages read paragraph by paragraph; verify_crc.py's second reading of the Council's per-title PDFs finds every paragraph
Procedural information only. Not legal advice and not a substitute for the advice of an attorney. Confirm the current text with the official publisher before relying on it.