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Official form guide
Form 8804 is the Annual Return for Partnership Withholding Tax. It is filed by partnerships that must withhold tax on foreign partner’s share of effectively connected income.
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Form 8804 is the Annual Return for Partnership Withholding Tax. It is filed by partnerships that must withhold tax on foreign partner’s share of effectively connected income.
Plain English
If a U.S. partnership has foreign partners, the partnership may need to hold back tax on the income those partners earn. Form 8804 tells the IRS how much tax was withheld for the year and sends the payment.
Submission Date
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Partnership has no foreign partners
No withholding required
✓ Verify partner residency before filing
Withholding agent is a corporation, not the partnership
Separate filing for agents
✓ Confirm who is designated as withholding agent
The return is due by the 15th day of the fourth month after the partnership’s tax year ends (generally March 15 for calendar‑year filers). Extensions are not available; if you cannot meet the deadline, you must file and pay as soon as possible to limit penalties.
Checklist
Partnership EIN
IRS EIN verification letter · IRS notice or prior return
Foreign partner’s SSN/ITIN
Passport or Form W‑8BEN · Partner documentation
Amount of effectively connected income
Schedule K‑1 (Form 1065) · K‑1 line items
Withholding payment receipt
Bank statement or electronic payment confirmation · Payment voucher
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 8804 is currently in its 2024 revision, with the edition date of January 2024. No major changes have been announced for the 2025 filing year.
Quick Facts
Downloads
Foreign vs. non‑resident alien partner
Terminology overlaps
→ Verify partner’s tax residency status
Withholding rate selection
Multiple rates in instructions
→ Use the rate that matches the partner’s income type
Form 8805 attachment requirement
Some think it’s optional
→ Every foreign partner must have a completed Form 8805
Deadline vs. extension
No extension available
→ File and pay by March 15 to avoid penalties
EIN vs. SSN on the form
Partners sometimes list SSN
→ Use partnership EIN only on Form 8804
Workflow map
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