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Official form guide
IRS Form 15086 is a request used to obtain a Taxpayer Identification Number (TIN) for a foreign individual or entity that does not have a Social Security Number. File it when the IRS needs a TIN to process a transaction, withholding, or reporting requirement involving a non‑U.S. person.
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IRS Form 15086 is a request used to obtain a Taxpayer Identification Number (TIN) for a foreign individual or entity that does not have a Social Security Number. File it when the IRS needs a TIN to process a transaction, withholding, or reporting requirement involving a non‑U.S. person.
Plain English
If you’re dealing with a foreign person or company and the IRS needs a U.S. tax ID for them, you fill out Form 15086. It’s a short questionnaire that the foreign party signs, then you send it to the IRS to get a TIN.
Submission Date
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Glossary Terms
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Foreign individual without SSN
For ITINs only, not TINs
✓ Verify residency status first
U.S. entity needing EIN
Different purpose, domestic EIN
✓ Use only for U.S. entities
The form must be filed before the first payment that triggers withholding or reporting. If the payment date is unknown, submit the form as soon as the foreign party is identified to avoid backup withholding.
Checklist
Name and address
Passport or foreign ID · Printed on form
Country of residence
Certificate of residence or passport · Document front page
Reporting purpose
Contract or invoice · Internal records
Signature
Original handwritten signature · Physical copy of ID
Field map
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 15086 is currently active and accepted for the 2024 tax year. No major revisions have been announced for 2025.
Quick Facts
Downloads
Confusion: ITIN vs. TIN
ITIN is for individuals, TIN can be for entities
→ Verify the foreign party’s classification
Confusion: Signature requirement
Some think a notarized signature is needed
→ Only a handwritten signature is required
Confusion: Mailing address
Older instructions list a different address
→ Use the address on the current form
Confusion: Supporting ID
Passport vs. driver’s license
→ Only government‑issued passports are accepted
Confusion: Deadline
When is “before payment”
→ File as soon as the foreign party is identified
Workflow map
Before
Current
After
Often used with
⚠ If something goes wrong
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