1-800-829-3676
Forms and Publications
This number is for individuals, businesses and tax practitioners who need IRS tax forms, instructions and related materials and tax publications.
1-800-829-4059
Telephone device for the deaf
This number is for hearing-impaired taxpayers who need tax law or procedural information relating to filing their returns(TDD) or who need information or assistance relating to their accounts.
1-888-796-1074
Extension to file
This number is for individual filers who want to submit an extension to file for a 1040-series return via telephone.
1-800-829-4933
Employer Identification Number (EIN)
This number is provided for questions relating to EIN applications, questions and changes.
1-800-908-4490
For Individuals who believe they may be a victim of Identity Theft
HOW DO I REPORT SUSPECTED TAX FRAUD ACTIVITY?
If you suspect or know of an individual or company that is not complying with the tax laws, report this activity. Reports of suspected tax fraud can be made by phone, mail, or at your local IRS walk-in office.
- By phone:
- From within the U.S. (800) 829-0433
- International callers (215) 516-2000
- By mail:
- Send written correspondence to the IRS Service Center where the return was filed, or complete Form 3949-A and mail it to Internal Revenue Service, Fresno, CA 93888.
You may also send a letter to the address above instead of using Form 3949-A. Please include as much information as possible, such as these important points:
- Name and Address of person or business you are reporting
- The individual’s social security number or the business’ employer identification number
- A brief description of the alleged violation(s), including how you became aware or obtained information about the violation(s)
- The years involved
- The estimated dollar amount of any unreported income
- Your name, address and telephone number*
*Although you are not required to identify yourself, it is helpful to do so. Your identity will be kept confidential.
If you suspect someone stole your identity and used your SSN for employment purposes or could use your SSN to file a tax return use Form 14039.
Complete the form online, print it and mail or fax to the appropriate office using the options listed on page 2 of the form. Include photocopies of at least one of the documents listed on the form to verify your identity. For additional information, refer to the Taxpayer Guide to Identity Theft.
If you suspect fraudulent activity or an abusive tax scheme by a tax return preparer or tax preparation company use Form 14157.
You may complete the form online, print it and mail it to the IRS address on the form.
If you suspect a tax return preparer filed a return or altered your return without your consent and you are seeking a change to your account use Form 14157 AND Form 14157-A.
Send BOTH forms (Form 14157 and Form 14157-A) to the address shown in the Instructions for Form 14157-A.
If you suspect an abusive tax promotion or promoter use Form 14242.
The form can be mailed or faxed to the IRS address or fax number on the form.
If you suspect misconduct or wrongdoing by an exempt organization or employee plan use Form 13909.
Mail it to the address provided on the form.
If you have information and want to claim a reward use Form 211.
Mail it to the address in the Instructions for the form.
