IRS Form CM‑911 (Form 911) – Taxpayer Advocate Service Request

If you need help resolving a tax problem, the IRS Form CM‑911 (also known as Form 911) is the official request for assistance from the Taxpayer Advocate Service. This page lets you download the fillable PDF, complete it instantly in your browser, and submit it securely.

What is Form CM‑911?

Form CM‑911 is used to request assistance from the Taxpayer Advocate Service (TAS). It allows you to explain the issue you’re facing, provide supporting documentation, and request a Taxpayer Assistance Order if necessary. The form is available for individuals, businesses, and representatives.

How to Fill Out Form CM‑911 Online

Instead of printing and editing the PDF, simply click the "Fill out this form" button on this page. The Formize PDF Filler app will load the document, and you can type directly into each field. When you’re done, click Submit to download the completed file or send it to the IRS.

Common Mistakes to Avoid

• Leaving required fields blank: Every field marked with an asterisk (*) must be completed.
• Submitting incomplete documentation: Attach any letters, notices, or records that support your request.
• Using the wrong tax year: Verify the tax year referenced on the form matches the year of your issue.
• Incorrect signatures: The taxpayer or authorized representative must sign the form.

Where to Submit the Completed Form

After filling out the form, you can:

1. Mail it to the address listed in the form’s instructions.
2. Fax it to the TAS regional office (fax number provided on the form).
3. Upload the PDF through the IRS Taxpayer Advocate Service portal if you have an account.

Download the Fillable PDF

Click the button below to open the fillable version of Form CM‑911 directly in the Formize PDF Filler. No software download is required.

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