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MP 408

Petition for Assisted Outpatient Treatment (PTAOT)

Washington · Washington State Courts · Effective January 1, 2023

This form is a request to the court asking the judge to order that a person participate in an assisted outpatient treatment program. It asks for details about the person, why the treatment is needed, and who is filing the request.

Open the official PDFfrom Washington State Courts

Where this fits in a case

Start a case

Stage: Start a case

This form is used when someone believes a person needs an assisted outpatient treatment program, which is a type of court order. The person filing must provide information about the person's health and history to the court.

Usually filed by the person starting the case.

Common questions

Who can file this petition?
The person filing can be the director of a hospital, a behavioral health service provider, the person's treating mental health professional, a designated crisis responder, or an emergency room physician, among others listed on the form.
What information must be included?
The form requires details about the person's condition, why the treatment is needed, and statements from professionals who have examined the person.

Revision history

No changes recorded since we started tracking this form on October 9, 2026. The current version took effect January 1, 2023.

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