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Form 4136-SA: 4136 (Schedule A)
IRS Form 4136 Schedule A is the worksheet for calculating the Alternative Fuel Tax Credit. Use it when you claim credits for gasoline, diesel, or other fuels used in certain qualified activities.
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IRS Form 4136-SA - 4136 (Schedule A)
IRS Form 4136 Schedule A is the worksheet for calculating the Alternative Fuel Tax Credit. Use it when you claim credits for gasoline, diesel, or other fuels used in certain qualified activities.
Risk Radar
Scan points- 1A single mis‑typed gallon amount can invalidate the entire credit.
- 2Mis‑classifying fuel type (e.g., regular diesel vs. biodiesel).
- 3Counting gallons that were not used in qualified activities.
- 4Using outdated credit rates from an older form edition.
- 5Omitting the Schedule A attachment with Form 4136.
Plain English
If you bought fuel that the government wants to encourage—like biodiesel, ethanol, or other alternative fuels—you can get a tax credit. Schedule A helps you work out how much credit you’re entitled to before you put the number on your main tax return.
Submission Date
- Filing date: 2025-12-23 10:10:35
- 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 when you have purchased qualified alternative fuels and need to calculate the credit.
- Do not use if you are only claiming the standard fuel tax credit for regular gasoline or diesel.
- Check Form 4136 instructions if you need to claim credits for fuel used in aircraft or marine vessels.
Form selector
Use this form or another form?
Fuel used in aircraft
Aircraft fuel rates differ
✓ Verify aircraft fuel eligibility first
Fuel used for farming equipment
Agricultural fuel credit rates apply
✓ Confirm farm‑use documentation
Large commercial fleet
Different reporting thresholds
✓ Review fleet‑size rules before proceeding
Deadline or filing window
The credit must be claimed on the tax return for the year the fuel was purchased. Therefore, the deadline aligns with the underlying return’s filing deadline, typically April 15 for individuals (or the extended date) and the corporate or partnership due date. Extensions apply only to the main return, not to Schedule A separately.
- —Gallons purchased | Multiply by credit rate from instructions | Credit amount | Verify rate matches fuel type
Checklist
What you need before filling it out
Total gallons line
Purchase receipts or fuel tax invoices · Receipts, fuel cards, or supplier statements
Fuel type classification
Supplier certification or EPA registration · Fuel supplier documentation
Qualified use description
Logbook or operation records · Vehicle logs, farm records, aircraft logs
Credit rate applied
IRS rate table in instructions · Printed rate table
Before you submit
- 1All receipt totals match the gallons entered.
- 2Correct credit rate applied for each fuel type.
- 3Schedule A attached to Form 4136 before mailing or e‑filing.
- 4Primary return signed and dated.
- 5Mailing address matches the return type (individual, partnership, corporation).
- 6E‑file software shows Schedule A as included.
- 7No blank lines remain on Schedule A.
- 8All calculations double‑checked for arithmetic errors.
How to file this form
- 1Collect all fuel purchase documentation.
- 2Enter gallons and fuel type into Schedule A lines.
- 3Apply the appropriate credit rate and compute each line total.
- 4Sum line totals to obtain the Schedule A credit.
- 5Transfer the credit amount to Form 4136, line XX.
- 6Attach Schedule A to Form 4136.
- 7File the combined package with the main tax return (mail or e‑file).
- 8Retain copies of receipts and the completed Schedule A for records.
Known limitations
- 1Credit rates are fixed by IRS annually; using an outdated rate yields an incorrect credit.
- 2Schedule A does not accept electronic signatures;{} the primary return must be signed instead.
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Field map
Compact field-by-field guide
General Info
2 items
Full legal name and taxpayer identification number (SSN or EIN).
Current mailing address.
Details
2 items
Complete all applicable sections of this form according to the official IRS instructions.
Enter the relevant dollar amount if this form involves tax calculation.
Certification
1 items
Read and acknowledge any certifications required by this form.
Signatures
1 items
Sign and date. Unsigned forms cannot be processed.
Almost done reviewing the fields?
Fillable formOpen in Editor->Form 4136 Schedule A is currently released for tax year 2024. Verify the edition date on the PDF before use; a newer version may be issued for later years.
What changed or needs a fresh check
- Edition date – confirm the PDF shows 2024 edition.
- Fee – no separate filing fee for Schedule A; included in the main return.
- Mailing address – use the address for the primary return (individual, partnership, corporation).
- E‑file compatibility – attach Schedule A when e‑filing Form 4136 through approved software.
- Signature requirement – Schedule A itself is unsigned; the primary return must be signed.
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