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JDF 1513

Instructions to Disclaim Paternity

Colorado · Colorado Judicial Branch · Effective July 1, 2023

This document provides instructions for filing a case to legally state that a parent-child relationship does not exist. It explains the forms needed and the steps to follow when filing this type of case in court.

Open the official PDFfrom Colorado Judicial Branch

Where this fits in a case

Start a case

Stage: Start a case

This guide is used by someone who needs to file a case to officially declare that a parent-child relationship does not exist. It details the required forms and the process for filing with the court.

Usually filed by the person starting the case.

Common questions

What is a Petition?
A Petition is the document that officially starts the process for disclaiming paternity.
What is the filing fee?
A filing fee of $238.00 is required to file the case. If you cannot pay, you must use the Motion to File without Payment and Supporting Financial Affidavit (JDF 205).
Who is the Respondent?
The Respondent is the person who is served with the Petition to Disclaim Paternity and must respond to the claims made in the Petition.

Revision history

No changes recorded since we started tracking this form on October 10, 2026. The current version took effect July 1, 2023.

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