At-a-Glance: Form 14157
What is the Form 14157 fax number?
Fax IRS Form 14157, Return Preparer Complaint, to 855-889-7957. This number reaches the IRS Return Preparer Office in Atlanta, GA and applies to all filers.
Per the IRS, the completed form along with all supporting information can be filed by fax or regular mail. Always verify the current number on the latest Form 14157 instructions at irs.gov before sending.
What Is Form 14157?
Form 14157, officially titled "Return Preparer Complaint," is the IRS document used to report a paid tax return preparer or tax preparation business for misconduct, fraud, or improper practices. If a preparer mishandled your return, charged improper fees, filed without your consent, or otherwise acted unethically, this form alerts the IRS so it can investigate.
Why You Might Need Form 14157
Taxpayers file Form 14157 to report a paid preparer who acted improperly. Common scenarios include:
- •A preparer filed your tax return without your knowledge or consent
- •A preparer altered your return or changed your refund amount or bank account
- •A preparer charged improper or undisclosed fees, or based fees on your refund
- •A preparer failed to sign the return or refused to provide a copy
- •You suspect a preparer committed fraud or claimed credits you didn't qualify for
Where to Fax Form 14157 in 2026
Form 14157 has a single nationwide fax number for all filers. Fax the completed form, along with all supporting information, to the IRS Return Preparer Office.
Official IRS Fax Number — Form 14157
Note: IRS fax numbers change and can be routed by state — always verify on the official form instructions before sending. Not affiliated with the IRS. Not tax advice. Last verified: June 26, 2026.
Mail Alternative
Prefer to mail it? The IRS accepts Form 14157 by regular mail as well. Send the completed form and all supporting information to:
401 W. Peachtree Street NW
Mail Stop 421-D
Atlanta, GA 30308
| Detail | Form 14157 |
|---|---|
| Fax number (all filers) | 855-889-7957 |
| Form purpose | Report a paid tax return preparer (Return Preparer Complaint) |
| Mailing address | Attn: Return Preparer Office, 401 W. Peachtree Street NW, Mail Stop 421-D, Atlanta, GA 30308 |
| Filing methods | Fax or regular mail |
| Last verified | June 26, 2026 |
Fax Form 14157 now with FaxFlow — from your phone or computer, no fax machine needed.
Fax Form 14157 NowStep-by-Step: How to Fill Out & Fax Form 14157
Download Form 14157
Get the latest version from IRS.gov. Type directly on the PDF or print and fill it in.
Identify the Preparer
Enter the preparer's name, business name, address, and any identifying details such as their PTIN or EFIN if you have them.
Describe the Complaint
Check the boxes that apply and clearly describe the misconduct. Attach all supporting information — receipts, advertisements, and copies of records.
Add a Cover Sheet
Include your name, contact info, and "Form 14157 Return Preparer Complaint" on the cover sheet so it is routed correctly.
Fax to 855-889-7957
Send via FaxFlow for instant delivery confirmation, and keep the receipt as proof of submission. You can also mail it to the Return Preparer Office in Atlanta, GA.
Using FaxFlow to Send Form 14157 Easily
FaxFlow lets you fax Form 14157 online from your phone or computer — no fax machine, no busy signals, and no wondering whether your complaint was received.
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855-889-7957
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Start Faxing NowFrequently Asked Questions
What is the fax number for Form 14157?
Fax Form 14157 to 855-889-7957 (Return Preparer Office, Atlanta GA). This number applies to all filers. Always verify the current number on the latest Form 14157 instructions at irs.gov before sending.
Can I mail Form 14157 instead of faxing it?
Yes. Form 14157 can be filed by fax or regular mail. To mail it, send the completed form and supporting information to: Attn: Return Preparer Office, 401 W. Peachtree Street NW, Mail Stop 421-D, Atlanta, GA 30308. Faxing to 855-889-7957 is typically faster and gives you a delivery confirmation.
Can I fax Form 14157 online?
Yes. With FaxFlow you can fax Form 14157 online from your phone or computer with no fax machine needed. Upload the completed form, enter 855-889-7957, and send — you get a delivery confirmation when it is received.
What should I include with Form 14157?
Include the completed Form 14157 along with all supporting information that documents your complaint — copies of receipts, advertisements, the preparer's information, and any records showing the misconduct. The more detail you provide, the better the IRS can act.
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