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SUR-100(J)Mandatory

Joint Petition to Determine Parental Relationship

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

This form is used when all parties agree to ask the court to make an official order that names the legal parents of a child based on a written agreement about gestational carriers. It asks the court to approve a judgment that determines the parental relationship.

The court describes it as: Starts a case to get a court order (judgment) that identifies the legal parents of a child based on a written gestational carrier agreement. Parties use this form when they agree to sign the same petition and to the terms in the proposed judgment submitted with the petition.

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 the intended parents, the gestational carrier, and the carrier's spouse or partner all agree to the terms and want to file the petition together.

Either party may file.

Official instructions

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

Common questions

Who should file this form?
This form is a joint petition, meaning all parties involved in the agreement should file it together. If parties do not cooperate, a different form should be used instead.
What does this form ask the court for?
It asks the court to determine the parental relationship and approve a proposed Judgment (form FL-250) that names the parents.
Is this form confidential?
The papers filed with this joint petition, except for the final judgment, must be kept in a confidential court file.

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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