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NC-500Mandatory

Petition for Recognition of Minor's Change of Gender and Sex Identifier and for Issuance of New Birth Certificate and Change of Name

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

This form is used to start a court case asking the judge to officially recognize a minor's change of gender and sex identifier, and to request a new birth certificate and possibly a name change.

The court describes it as: Start a case to get a court decision (order) recognizing your child's gender, and (if you want) to change their name.

Open the official PDFfrom Judicial Council of California

Where this fits in a case

Start a case

Stage: Start a case

This form is used when someone needs to start a case to get a court order that recognizes a minor's gender change and potentially changes their name.

Either party may file.

Official instructions

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

Common questions

Who must fill out this form?
The form is for a petition relating to a minor. If the minor is 18 or older, a different form (NC-300) must be used instead.
Do I need to fill out the whole form if I only want a gender change?
If you are only seeking recognition of gender change, you can skip the sections related to changing a name.
Are there other forms I might need?
If the petition is brought by a guardian or an attorney for a minor, you must also complete a Declaration of Guardian or Juvenile Attorney (form NC-510G).

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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