Business

Form 1065: U.S. Return of Partnership Income

The annual information return used by partnerships to report income, deductions, gains, and losses. Income flows through to partners via Schedule K-1.

Download Form 1065 PDFAbout on IRS.govInstructions PDF

Who Files This Form?

Domestic partnerships, including multi-member LLCs taxed as partnerships.

Key Fields

  • Gross receipts/sales
  • Cost of goods sold
  • Ordinary business income/loss
  • Partner capital accounts
  • Schedule K items

Filing Deadlines

Due Date

March 15 (calendar year) or 15th day of 3rd month after fiscal year end

With Extension

September 15 (calendar year)

Late Filing Penalty

Penalty of $220 per partner per month (up to 12 months) for late filing.

Related Forms

Schedule K-1 (1065)

Partner's Share of Income, Deductions, Credits

Form 1120-S

U.S. Income Tax Return for an S Corporation

Form 1040

U.S. Individual Income Tax Return

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