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Official form guide
Form W7COA: W-7-COA
Form W‑7‑COA is the Certificate of Accuracy that accompanies an ITIN application (Form W‑7). It confirms that the applicant’s supporting documents have been examined and are authentic.
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IRS Form W7COA - W-7-COA
Form W‑7‑COA is the Certificate of Accuracy that accompanies an ITIN application (Form W‑7). It confirms that the applicant’s supporting documents have been examined and are authentic.
Risk Radar
Scan points- 1An unsigned COA will cause an immediate rejection of the ITIN request.
- 2Missing signature on the COA
- 3Examiner’s title not matching IRS‑approved roles
- 4Date on the COA older than the supporting documents
- 5Using a non‑authorized person to certify documents
Plain English
When you need an Individual Taxpayer Identification Number, you send a Form W‑7 with a Certificate of Accuracy. The COA says a qualified person checked the ID documents and they look genuine. It’s a required attachment for most ITIN requests.
Submission Date
- Filing date: 2025-10-28 22:11:59
- 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 filing a new ITIN application.
- Do not use for renewing an existing ITIN; only the renewal worksheet is needed.
- If you are applying through a CAA, the CAA may provide their own COA template.
Form selector
Use this form or another form?
Renewing an existing ITIN
Only a renewal worksheet is required
✓ Verify the ITIN is still active
Applying for a spouse’s ITIN without a CAA
No CAA involvement
✓ Ensure the examiner works at an IRS Taxpayer Assistance Center
Deadline or filing window
There is no separate deadline for the COA; it must be submitted with the ITIN application. If you are filing a tax return with an ITIN, the return’s filing deadline (typically April 15) applies.
Checklist
What you need before filling it out
Examiner’s signature
Handwritten signature on COA line · COA form
Date of examination
Date field on COA · Current calendar date
Examiner’s title
Title field (e.g., Certifying Acceptance Agent) · CAA certification card
Before you submit
- 1All original ID documents are present for inspection.
- 2Examiner’s name, title, and date are filled in legibly.
- 3Examiner’s signature is present and matches the title.
- 4COA is attached to the front of the Form W‑7 packet.
- 5Form W‑7 is complete, signed, and includes the required tax return (if applicable).
- 6Mailing envelope uses the correct IRS ITIN address.
- 7If using a CAA, confirm they have stamped their acceptance agent number.
- 8Retain a copy of the COA for your records before mailing.
How to file this form
- 1Gather acceptable ID documents listed in the W‑7 instructions.
- 2Present originals to a qualified examiner (IRS employee or CAA).
- 3Examiner completes and signs the COA.
- 4Attach the signed COA to the front of the completed Form W‑7.
- 5Include any required tax return or supporting statement.
- 6Mail the entire packet to the IRS ITIN address or deliver to a CAA.
- 7Track the mailing and wait for IRS acknowledgment.
Known limitations
- 1The COA does not replace the need for original documents; copies are not accepted.
- 2Only IRS‑authorized examiners may complete the COA; self‑certification is invalid.
- 3The form provides no guidance on fee payment; fees are handled separately by CAAs.
- 4If the COA is damaged in transit, the IRS may request a new one.
Field map
Compact field-by-field guide
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->Form W‑7‑COA is still active for the 2024 tax year. No replacement form has been issued as of the latest IRS publication.
What changed or needs a fresh check
- Edition date: Verify the form shows the 2024 revision date.
- Fee: No filing fee for the COA itself; the ITIN application may have a processing fee if using a CAA.
- Mailing address: Use the address in the latest Form W‑7 instructions for ITIN submissions.
- Signature line: Confirm there is a space for the examiner’s signature and date.
- Document list: Cross‑check the acceptable ID documents list in the W‑7 instructions.
Quick Facts
Downloads
After you file
- 1Keep the mailed copy and any delivery receipt for at least three years.
- 2Monitor mail for the IRS ITIN assignment notice.
- 3If no response within 6 weeks, call the IRS ITIN hotline to confirm receipt.
- 4Update your records with the newly assigned ITIN once received.
- 5Store the original COA with your tax documents for future reference.
Sources
- SRCForm W‑7 instructions list the Certificate of Accuracy as a required attachment.
- SRCIRS Publication 1915 describes acceptable ID documents and examiner qualifications.
- SRCIRS website ITIN page confirms mailing address for ITIN applications.
- SRCNot found in provided source: exact edition date of the 2024 COA form.
- SRCNot found in provided source: specific fee amount for CAA processing.
- SRCNot found in provided source: processing time estimates for COA review.
Common confusion points
COA vs. W‑7 signature line
Both require signatures but serve different purposes
→ Verify the examiner signed the COA, not the applicant
Who can certify
Some think any notary can sign
→ Only IRS‑authorized CAAs or IRS employees may complete the COA
Original vs. copy
Applicants often send photocopies
→ Send originals for inspection; copies are not acceptable
Mailing address
Older instructions list a different address
→ Use the current address from the latest W‑7 instructions
Workflow map
Related forms and next steps
Before
Current
After
Often used with
⚠ If something goes wrong
- Receive a rejection notice – review COA for missing signature or incorrect examiner title
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