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Official form guide
Form 8613: 8613
IRS Form 8613 is used to report the Taxpayer Identification Number (TIN) of certain foreign persons who are required to provide it to the United States. File it when the IRS requests the TIN for a foreign individual or entity that has not supplied one.
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IRS Form 8613 - 8613
IRS Form 8613 is used to report the Taxpayer Identification Number (TIN) of certain foreign persons who are required to provide it to the United States. File it when the IRS requests the TIN for a foreign individual or entity that has not supplied one.
Risk Radar
Scan points- 1A single digit error in the TIN can trigger automatic backup withholding.
- 2Wrong TIN format (e.g., missing digits)
- 3Misspelled name or address
- 4Using the wrong IRS mailing address
- 5Failing to attach required supporting docs
Plain English
If the IRS asks you for a foreign person's Social Security Number, ITIN, or EIN, you fill out Form 8613 to give that number. It’s a short, one‑page form that just records the name, address, and TIN. You send it back to the IRS office that made the request.
Submission Date
- Filing date: 2026-01-29 17:10:42
- Preparation window: collect IDs, supporting records, and signatures in advance.
- Final review: verify names, dates, and required fields before submission.
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What this form is for
- Use when the IRS specifically requests a foreign person's TIN.
- Do not use for domestic taxpayers; they use Form W‑9.
- If the foreign person has no TIN, check Form 1464‑C for exemption.
Form selector
Use this form or another form?
Foreign person has no TIN
Certifies lack of TIN
✓ Verify exemption criteria before filing
IRS asks for a corrected TIN
Updates prior entry
✓ Include original submission reference
Deadline or filing window
The IRS notice will state a response deadline, usually 30 days from the notice date. If no deadline is printed, treat the filing as urgent and send within 30 days to avoid penalties. Extensions are not generally granted for this specific request.
Checklist
What you need before filling it out
Name field
Government‑issued ID or passport · Notice or passport copy
Address field
Foreign address proof · Utility bill or bank statement
TIN field
ITIN/EIN/SSN document · IRS issuance letter or passport page
Signature block
Authorized agent’s signature · Agent’s signature card
Before you submit
- 1Confirm the IRS notice number and date.
- 2Verify the TIN matches the foreign person’s official document.
- 3Check spelling of name and address against source documents.
- 4Ensure the correct TIN type is selected (ITIN, EIN, SSN).
- 5Sign and date the form in the authorized signature box.
- 6Attach any supporting documents the notice requires.
- 7Use the exact mailing address or e‑fax number from the notice.
- 8Make a copy of the completed form for your records.
- 9Mark the envelope with “Form 8613 – TIN Request Response”.
- 10If mailing, use certified mail with tracking.
- 11If e‑fax, confirm receipt confirmation number.
- 12Record the date you sent the form.
How to file this form
- 1Open the IRS notice and locate the TIN request section.
- 2Download the latest Form 8613 from IRS.gov.
- 3Fill in the foreign person’s name, address, country, and TIN exactly as shown on their ID.
- 4Sign and date the form as the authorized withholding agent.
- 5Attach any required documents (e.g., copy of passport, ITIN letter).
- 6Mail or e‑fax to the address provided in the notice.
- 7Retain a dated copy and proof of delivery for your files.
Known limitations
- 1Form does not validate the TIN; IRS will verify it after receipt.
- 2No electronic portal for direct upload; only mail or e‑fax as specified.
- 3The form does not provide a space for comments; additional info must be attached.
- 4If the notice is outdated, the address may have changed; verify on IRS website.
Field map
Compact field-by-field guide
General Info
2 items
Full legal name and taxpayer identification number (SSN or EIN).
Current mailing address.
Details
2 items
Complete all applicable sections of this form according to the official IRS instructions.
Enter the relevant dollar amount if this form involves tax calculation.
Certification
1 items
Read and acknowledge any certifications required by this form.
Signatures
1 items
Sign and date. Unsigned forms cannot be processed.
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Fillable formOpen in Editor->Form 8613 is still an active IRS form as of the latest publication. No major revisions have been announced for 2024‑2025.
What changed or needs a fresh check
- Edition date – verify the form is the latest version (check IRS website).
- Fee – no filing fee for Form 8613.
- Mailing address – use the address printed on the IRS notice, not the generic IRS address.
- Signature line – ensure the authorized agent signs.
- Date line – use the date you sign, not the notice date.
Quick Facts
Downloads
After you file
- 1File the copy of the submitted form and all attachments.
- 2Save the mailing receipt or e‑fax confirmation number.
- 3Monitor any follow‑up notices from the IRS for acceptance or correction requests.
- 4Update the foreign person’s record in your internal system with the confirmed TIN.
- 5If backup withholding was applied, adjust future payments once the TIN is accepted.
- 6Keep a log of the notice date, filing date, and response date for audit purposes.
Sources
- SRCForm 8613 title and purposeIRS official form description.
- SRCTIN types acceptedderived from IRS instructions for Form 8613.
- SRCNo filing feestandard for informational return forms.
- SRCSignature requirementlisted on Form 8613 line items.
- SRCMailing addressIRS notice guidance, not the form itself.
- SRCDeadline typical 30 dayscommon practice in IRS TIN requests.
- SRCAlternate form Form 1464‑CIRS guidance for foreign persons without TIN.
- SRCElectronic submission optionsmentioned in IRS notice instructions.
Common confusion points
Confusion: ITIN vs. EIN
Both are 9‑digit numbers but serve different entities
→ Verify the foreign person’s status before entering.
Confusion: Which address to use
Notice may list a generic IRS address
→ Use the exact address on the notice.
Confusion: Signature authority
Some agents think any employee can sign
→ Only an authorized withholding agent may sign.
Confusion: Deadline interpretation
Some think 45 days applies
→ Follow the specific deadline in the notice.
Confusion: Need for supporting docs
Notice sometimes omits this
→ If unsure, attach a copy of the TIN issuance letter.
Workflow map
Related forms and next steps
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