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Official form guide
Form 8806 is the Annual Return of Withholding Agents under section 1446. It reports the partnership’s withholding on effectively connected taxable income allocated to foreign partners.
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Start filling →Form Overview
Form 8806 is the Annual Return of Withholding Agents under section 1446. It reports the partnership’s withholding on effectively connected taxable income allocated to foreign partners.
Plain English
If a U.S. partnership has foreign partners, the partnership must withhold tax on the income that those partners earn in the U.S. Form 8806 tells the IRS how much was withheld and how it was allocated. It’s filed once a year for the partnership’s tax year.
Submission Date
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No foreign partners
No withholding needed
✓ Verify partner list first
Partnership with only foreign corporation partners
Individual partner reporting
✓ Confirm corporation status
Partnership with foreign disregarded entities
Same filing but different partner IDs
✓ Review entity classification
Form 8806 is due when the partnership’s return (Form 1065) is due, including extensions. For calendar‑year partnerships the deadline is March 15, or the 15th day of the third month after the fiscal year end for other partnerships. Extensions push the deadline to the extended filing date of Form 1065.
Checklist
Partnership EIN
IRS notice or prior return · Form header
Foreign partner TIN
Passport or ITIN assignment letter · Partner list
ECTI amount
Partnership profit & loss statement · Schedule K-1
Withholding amount
Calculation worksheet · Part II totals
Signature
Authorized officer signature page · Form signature block
Field map
Entity Info
1 items
Name and taxpayer ID of the entity claiming the credit.
Credit Info
1 items
Type of credit or incentive being claimed.
Calculation
2 items
The base amount used to calculate the credit.
Calculated credit amount after applying formulas and limitations.
Certification
1 items
Detailed breakdown supporting the credit calculation.
Signatures
1 items
Sign and date the form.
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Fillable formOpen in Editor->Form 8806 is currently in the 2024 edition, with the same filing requirements as prior years. No major regulatory changes have been announced for the upcoming tax year.
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