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Form 1041-SI: 1041 (Schedule I)
IRS Form 1041 (Schedule I) is used to calculate an estate’s or trust’s alternative minimum taxable income, the income distribution deduction on a minimum tax basis, and the estate’s or trust’s alternative minimum tax. It must be filed when the estate’s share of AMT taxable income exceeds $30,700.
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IRS Form 1041-SI - 1041 (Schedule I)
IRS Form 1041 (Schedule I) is used to calculate an estate’s or trust’s alternative minimum taxable income, the income distribution deduction on a minimum tax basis, and the estate’s or trust’s alternative minimum tax. It must be filed when the estate’s share of AMT taxable income exceeds $30,700.
Risk Radar
Scan points- 1Failing to file Schedule I when AMT taxable income exceeds $30,700 triggers penalties.
- 2Omitting Schedule I when the estate's AMT taxable income on line 27 exceeds $30,700.
- 3Not reporting a general business credit when line 6 of Part I or line 3 of Part III of Form 3800 is greater than zero.
- 4Leaving line 27 blank for estates with a residual interest in a REMIC.
- 5Applying the 28% rate to line 49 when the amount is $239,100 or less.
Plain English
Schedule I works out the alternative minimum tax for estates and trusts and figures the deduction they can claim on a minimum‑tax basis. It looks at income, credits and special adjustments, then applies the correct AMT rate.
Submission Date
- Filing date: 2026-01-05 13:10:42
- 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 this form when the estate’s or trust’s share of alternative minimum taxable income exceeds $30,700.
- Do not use it when the estate or trust qualifies for the adjustment exception and Line 60 of Schedule I is $239,100 or less.
- Check Form 1116 instead when you need to report qualified dividends or capital gains adjustments for the AMT.
Form selector
Use this form or another form?
Estate has qualified dividends or capital gains requiring AMT adjustment
Reports foreign tax credits and qualified dividend adjustments for AMT
✓ Confirm qualified dividend amounts exceed $20,000 threshold
Estate received a Schedule K‑1 with box 12 code B‑F
Needed to report capital gains/losses on AMT basis
✓ Verify box 12 codes on the K‑1
Estate needs to compute the AMT exemption phase‑out
Schedule I uses exemption amount and phase‑out ranges from instructions
✓ Check total AMT income against $102,500 and $225,300 limits
Deadline or filing window
Not stated in the official source.
Checklist
What you need before filling it out
Adjusted Total Income (Line 1)
Adjusted total income from Form 1041 line 17 or ESBT Tax Worksheet line 13 · Schedule I Part I
Tentative Minimum Tax Rate (Line 50)
AMT taxable income on line 49 · Schedule I Part III
AMT exemption amount
Exemption $30,700 and phase‑out thresholds $102,500 and $225,300 · Instructions p.1
Qualified dividends adjustment
Foreign source qualified dividends and multiplier 0.5357 (15% rate) or 0.7143 (20% rate) · Instructions p.9
Line 60 amount
Total AMT taxable income after adjustments · Schedule I
Before you submit
- 1Verify adjusted total income on Line 1 matches Form 1041 line 17.
- 2Calculate line 49 AMT taxable income accurately.
- 3Apply the correct percentage to line 49 for Line 50 (26% ≤ $239,100, else 28% minus $4,782).
- 4Check whether Line 60 exceeds $239,100 to determine worksheet requirement.
- 5If qualified dividends exist, complete Part IV before calculating Line 50.
- 6If foreign source qualified dividends exist, apply the appropriate multiplier (0.5357 or 0.7143).
- 7Ensure any Schedule K‑1 box 12 codes B‑F are reported on Form 8949.
- 8Sign the form in the designated signature area.
- 9Attach all required worksheets (ESBT, Qualified Dividends, etc.).
- 10Mail the completed Schedule I with Form 1041 to the IRS address for AMT filings.
How to file this form
- 1Gather Form 1041, Schedule I, and all related worksheets.
- 2Complete Part I of Schedule I, entering adjusted total income on Line 1.
- 3Calculate AMT taxable income and fill Lines 49‑50 using the correct rates.
- 4Attach any required worksheets (Qualified Dividends, ESBT) and supporting schedules.
- 5Sign and date Schedule I.
- 6Mail the completed Schedule I with Form 1041 to the IRS address for AMT filings.
Known limitations
- 1The form does not apply when the estate or trust qualifies for the adjustment exception and Line 60 is $239,100 or less.
- 2The form is not required for estates or trusts with AMT taxable income at or below the $30,700 exemption amount.
- 3The form is unnecessary if the estate or trust has no qualified dividends, foreign source dividends, or capital gains requiring AMT re‑figuring.
Field map
Compact field-by-field guide
Personal Info
3 items
Enter your legal first and last name as shown on your Social Security card.
Your SSN must match IRS records exactly.
Current mailing address including street, city, state, and ZIP code.
Filing Status
1 items
Select: Single, Married Filing Jointly, Married Filing Separately, Head of Household, or Qualifying Surviving Spouse.
Income
1 items
Sum of all income sources — wages, interest, dividends, business income, capital gains, unemployment, retirement, and other income.
Adjustments
1 items
Total income minus above-the-line deductions such as IRA contributions, student loan interest, and HSA contributions.
Deductions
1 items
Choose the higher of the standard deduction for your filing status or total itemized deductions from Schedule A.
Tax
1 items
AGI minus deductions. This determines your tax bracket and the amount of tax owed.
Payments
1 items
Sum of federal tax withheld, estimated tax payments, and refundable credits like the Child Tax Credit.
Signatures
1 items
You must sign and date the return. Unsigned returns are invalid.
Almost done reviewing the fields?
Fillable formOpen in Editor->The form is the 20/25 revision edition. The instructions direct users to IRS.gov/Form1041 for the latest developments. Changes include a higher 28% AMT bracket threshold ($239,100) and an increased AMT exemption ($30,700).
What changed or needs a fresh check
- Edition date — confirm the form shows revision 20/25 as indicated on page 1 of the instructions.
- Fee — Not stated in the official source — verify on the agency site.
- Mailing address — Not stated in the official source — verify on the agency site.
- Signature — Not stated in the official source — verify on the agency site.
- Latest information link — confirm the instructions point to IRS.gov/Form1041 for updates.
Quick Facts
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After you file
- 1Retain a copy of the signed Schedule I and all worksheets for at least 7 years.
- 2Keep the Form 1041 and related schedules together with the copy of Schedule I.
- 3Await the IRS acknowledgment and note the processing date on your copy.
- 4If you receive a notice of adjustment, compare the IRS calculations to your Line 50 computation.
- 5If an error is discovered, prepare a corrected Schedule I and resend it.
Sources
- SRCInstructions p.1 — revision indicated as 20 25 and link to latest information at IRS.gov/Form1041.
- SRCInstructions p.1 — AMT exemption amount increased to $30,700.
- SRCInstructions p.1 — 28% AMT bracket threshold increased to amounts over $239,100.
- SRCInstructions p.1 — exemption phase‑out begins at $102,500 and ends at $225,300.
- SRCInstructions p.8 — Line 50 calculation: 26% rate for ≤ $239,100, otherwise 28% minus $4,782.
- SRCInstructions p.9 — Adjustment exception applies when Line 60 ≤ $239,100 and qualified dividends criteria met.
- SRCInstructions p.9 — Foreign source qualified dividends multiplier 0.5357 for 15% rate, 0.7143 for 20% rate.
- SRCInstructions p.10 — If adjustment exception met, enter line 27 amount on Form 1116 line 18 instead of completing Worksheet.
- SRCInstructions p.10 — Complete AMT Form 8949 when gain/loss differs for AMT and other conditions apply.
- SRCNot stated in the official source — verify on the agency site.
Common confusion points
Why is my line 50 using 28% when I thought it should be 26%?
The 28% rate applies only when line 49 exceeds $239,100.
→ Confirm line 49 amount is above $239,100.
Do I need to fill Part IV if I have no qualified dividends?
Part IV is required only when qualified dividends or gains affect the AMT calculation.
→ Check for qualified dividends on Schedule K‑1.
How do I apply the foreign dividend multiplier?
Different multipliers (0.5357 vs 0.7143) depend on whether the dividend is taxed at 15% or 20%.
→ Verify the tax rate on the foreign dividend before selecting multiplier.
Should I include the Section 199A deduction on line 1?
The instructions state the Section 199A deduction is excluded.
→ Exclude the deduction when reporting adjusted total income.
When can I skip the AMT Worksheet for line 18?
If the adjustment exception applies and line 60 is ≤ $239,100, the worksheet is not required.
→ Confirm both conditions are met before omitting the worksheet.
What does the $4,782 subtraction represent?
It is part of the formula for line 50 when using the 28% rate.
→ Apply the subtraction after multiplying line 49 by 0.28.
Workflow map
Related forms and next steps
Before
Current
After
Often used with
⚠ If something goes wrong
- Form 4952 — calculates the investment interest expense deduction, referenced for foreign source qualified dividends.
Questions about IRS Form 1041-SI
What is IRS Form 1041-SI used for?
Schedule I works out the alternative minimum tax for estates and trusts and figures the deduction they can claim on a minimum‑tax basis. It looks at income, credits and special adjustments, then applies the correct AMT rate.
Who must file IRS Form 1041-SI?
Estates or trusts that must file Form 1041 and have an AMT taxable income share over $30,700, or that claim any general business credit, must complete Schedule I. Electing Small Business Trusts also file it when the S portion meets those thresholds.
What information does IRS Form 1041-SI require?
The form gathers the estate’s or trust’s alternative minimum taxable income (Part I, line 27), any general business credits, and computes the tentative minimum tax rate on line 50 using the amount on line 49.
How do I complete IRS Form 1041-SI?
First, complete Parts I and II of Schedule I if the estate or trust is required to file Form 1041. Enter the share of alternative minimum taxable income on line 27. If line 27 exceeds $30,700 or a general business credit is claimed, continue to compute line 49 and then apply the 26% or 28% rate on line 50 as instructed. Sign the return before sending.
Why is my line 50 using 28% when I thought it should be 26%?
The 28% rate applies only when line 49 exceeds $239,100. Confirm line 49 amount is above $239,100.
Do I need to fill Part IV if I have no qualified dividends?
Part IV is required only when qualified dividends or gains affect the AMT calculation. Check for qualified dividends on Schedule K‑1.
How do I apply the foreign dividend multiplier?
Different multipliers (0.5357 vs 0.7143) depend on whether the dividend is taxed at 15% or 20%. Verify the tax rate on the foreign dividend before selecting multiplier.
Should I include the Section 199A deduction on line 1?
The instructions state the Section 199A deduction is excluded. Exclude the deduction when reporting adjusted total income.
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