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Official form guide
IRS Form W-12 is the Paid Preparer Tax Identification Number (PTIN) Application and Renewal form used to apply for or renew a PTIN. The registration/renewal fee for 2026 is $18.75.
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IRS Form W-12 is the Paid Preparer Tax Identification Number (PTIN) Application and Renewal form used to apply for or renew a PTIN. The registration/renewal fee for 2026 is $18.75.
Plain English
This form allows tax preparers to get or update their official identification number (PTIN) required by the IRS. By filing Form W-12, preparers confirm their status and ensure they can legally prepare federal tax returns for clients. The PTIN must be renewed every year.
Submission Date
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Preparing a tax return claim for refund
The PTIN applies to preparation of all or substantially all of a tax return or claim for refund.
✓ Check Line 1 (or related instructions)
Not stated in the official source
EA needing to update address/credentials
This form allows for updating credentials, and specific lines exist for EA information.
✓ Check Lines 3 or the dedicated EA section
Applying for PTIN with a foreign business
The instructions specifically mention addresses for foreign applicants.
✓ Check Business Address fields on Form W-12
Not stated in the official source
The PTIN must be renewed annually for continued use. If applying for a new PTIN after October 1, the preparer chooses validity: current year (until December 31 of that year) or next calendar year (starting January 1 of the following year).
Checklist
Purpose of Form
Application/renewal for PTIN · Instructions p.1
Registration/Renewal Fee (2026)
$18.75 · Instructions p.4 / Form p.3
Mailing Address
IRS Tax Professional PTIN Processing Center, PO Box 380638, San Antonio, TX 78268 · Instructions p.1
Fee Payment Requirement
Separate check or money order for EACH calendar year · Instructions p.4 / Form p.3
Foreign Applicant Address
Specific address format required (no abbreviation of country) · Instructions p.1
SSN Status Question
Must provide information on whether you received a U.S. issued SSN (if not had one initially) · Instructions p.1
Field map
Personal Info
2 items
Your legal name and current mailing address.
Your taxpayer identification number — must match IRS records.
Filing Status
1 items
Single, Married Filing Jointly, or Head of Household (for withholding purposes).
Dependents
1 items
Number of qualifying children and other dependents.
Adjustments
1 items
Additional income not from jobs or adjustments to withholding.
Withholding
1 items
Additional amount you want withheld from each paycheck.
Certification
1 items
Your tax entity type: Individual, Corporation, Partnership, etc.
Signatures
1 items
Sign and date to certify under penalty of perjury.
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Fillable formOpen in Editor->The current edition is Revision 10-2025; for the latest information regarding Form W-12, users should visit IRS.gov/FormW12.
Quick Facts
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What do I put for my name on Line 1?
It must reflect your legal name as it appears on your last filed U.S. federal tax return and how it will appear on returns you are paid to prepare.
→ Check against your most recent tax filing.
Do I need to list my employer information if I am a sole proprietor?
Yes, Line 5a is repurposed to include employer information for business owners.
→ Confirm that the name/address/phone number listed matches your primary business entity details.
If I'm renewing, what do I enter on Line 1?
Enter the PTIN you received after you first filed Form W-12.
→ Do not re-enter a new application number if you are only renewing.
What happens if my professional credential has an expiration date?
If the expiration date is left blank or incomplete, that specific credential will not be added during processing.
→ Ensure all listed credentials have a complete and valid expiration date provided.
Where should I send Form W-12 if I am filing by mail?
Send it to the IRS Tax Forms and Publications Division at 1111 Constitution Ave. NW, IR-6526, Washington, DC 20224 (do not send it to this address if you are using a different method).
→ Double-check that you are sending it to the correct mailing address for paper submissions.
Do I need to provide my SSN even if I got my PTIN a long time ago?
Yes, if you did not have a U.S. issued SSN when you initially obtained a PTIN, you must now provide information on whether you have received one (refer to instructions for Line 3).
→ Review the instructions for Line 3 specifically regarding historical SSN status.
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This form allows tax preparers to get or update their official identification number (PTIN) required by the IRS. By filing Form W-12, preparers confirm their status and ensure they can legally prepare federal tax returns for clients. The PTIN must be renewed every year.
Anyone who is a paid tax return preparer must apply for and receive a PTIN. Additionally, Enrolled Agents (EAs) must also obtain a PTIN.
The form collects personal mailing address and phone number on Line 4, while business information such as name, address, and phone number is entered on Line 5a. It also requires indicating if the preparer is a current IRS employee (Line 1).
The PTIN must be renewed annually. If applying for a new PTIN after October 1, the filer must select whether it will be valid for the current calendar year or the next calendar year.
Send the completed Form W-12 with required documentation and payment to the mailing address listed under How To File (not stated in the official source).
First, check if the preparer is a current IRS employee on Line 1. Next, indicate the desired validity year (current or next) on Line 2. Finally, complete all address and business details before submitting the form with required documentation and payment.
If the application is not complete and the filer does not provide the required information when requested, the IRS will be unable to process the application.
It must reflect your legal name as it appears on your last filed U.S. federal tax return and how it will appear on returns you are paid to prepare. Check against your most recent tax filing.
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