Glossary term
Schedule K-1 - Partner's Share of Income, Deductions, Credits, and More
Schedule K-1 is a tax schedule that reports a partner's, shareholder's, or beneficiary's share of pass-through income, deductions, credits, and other items.
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What Is Schedule K-1?
Schedule K-1 is a tax schedule used to report a person's share of income, deductions, credits, and other tax items from a pass-through entity or arrangement. It is commonly issued by partnerships, S corporations, estates, and trusts.
The most common version many investors and business owners see is Schedule K-1 for Form 1065, which reports a partner's share of partnership tax items. The recipient uses the information to complete their own tax return.
Key Takeaways
- Schedule K-1 reports pass-through tax items to partners, shareholders, or beneficiaries.
- The income may be taxable even if no cash distribution was received.
- K-1 amounts can include ordinary income, interest, dividends, capital gains, credits, and deductions.
- Partnership K-1s can affect basis, passive activity rules, and self-employment tax treatment.
- K-1s often arrive later than Forms W-2 or 1099, which can affect tax filing timing.
How Schedule K-1 Works
A pass-through entity generally does not pay tax on all income at the entity level in the same way a C corporation does. Instead, tax items flow through to owners or beneficiaries. Schedule K-1 tells each recipient what share to report.
For a partnership, the partnership files Form 1065 and prepares a Schedule K-1 for each person who was a partner during the year. The K-1 is furnished to the partner and also included with the partnership return filed with the IRS.
Where K-1s Commonly Come From
Source | Recipient | What the K-1 Reports |
|---|---|---|
Partnership | Partner | Partner's share of income, loss, deductions, credits, and other items |
S corporation | Shareholder | Shareholder's share of corporate pass-through tax items |
Estate or trust | Beneficiary | Beneficiary's share of distributable income and related items |
Publicly traded partnership | Investor | Partnership tax items tied to units owned |
Tax Reporting Issues
A K-1 can create tax complexity because the recipient may need to report income that differs from cash received. A partner can owe tax on allocated income even if the partnership retained cash for operations, debt payments, or reserves.
K-1s can also include state information, foreign tax items, alternative minimum tax items, section 199A information, or passive activity details. The right treatment depends on the recipient's facts and the type of entity issuing the schedule.
What to Watch
Timing is a common frustration. K-1s can arrive after other tax forms, and corrected K-1s can delay filing or require amended returns. Investors in publicly traded partnerships may also receive K-1s instead of the simpler Form 1099 reporting they expect from many brokerage investments.
The schedule should be read carefully rather than treated as a single income number. Different boxes can flow to different parts of a tax return, and basis limitations may affect whether losses are currently deductible.
The Bottom Line
Schedule K-1 is the bridge between pass-through tax reporting and the recipient's individual or entity-level return. It matters because taxable income, deductions, credits, and filing timing may differ from the cash a person actually received.