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NC-510GMandatory

Declaration of Guardian or Juvenile Attorney (Attachment to form NC-500)

California · Judicial Council of California · Effective July 1, 2026

This form is a declaration used to give the court information about a minor's relatives and the person asking to change the minor's name. It must be attached to a form called NC-500 before it is filed.

The court describes it as: Gives the court information about the child's relatives, and the person who is asking to change the child's name. This is always attached to a NC-500 form before it is filed.

Open the official PDFfrom Judicial Council of California

Where this fits in a case

Hearing

Stage: Hearing

This form is used when someone is filing a petition to change a minor's name, specifically when the change involves gender recognition.

Either party may file.

Official instructions

How-to guides published by the court for this form.

Common questions

Who must fill out this form?
Court-appointed guardians must fill out all items on this page. An attorney appointed as guardian ad litem or an attorney for a minor under the juvenile court must complete items 1 through 4.
Is this form filed alone?
No, this form is always attached to a NC-500 form before it is filed.
What kind of information does it collect?
It collects information about the petitioner, the minor, the court appointment details, and information about the minor's grandparents.

Revision history

No changes recorded since we started tracking this form on October 9, 2026. The current version took effect July 1, 2026.

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