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Official form guide
Form 8949: Sales and Other Dispositions of Capital Assets
IRS Form 8949 is used to report sales and other dispositions of capital assets. Individuals file it with Schedule D of Forms 1040, 1040‑SR, 1041, 1065, 1120, 1120‑S, 1120‑F, and others, and must use boxes G, H, or I for short‑term digital asset transactions.
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IRS Form 8949 - Sales and Other Dispositions of Capital Assets
IRS Form 8949 is used to report sales and other dispositions of capital assets. Individuals file it with Schedule D of Forms 1040, 1040‑SR, 1041, 1065, 1120, 1120‑S, 1120‑F, and others, and must use boxes G, H, or I for short‑term digital asset transactions.
Risk Radar
Scan points- 1Fail to attach Form 8949 to Form 8453 when e‑filing without separate transaction rows.
- 2Using box C instead of box I for short‑term digital asset transactions.
- 3Using box F instead of box L for long‑term digital asset transactions.
- 4Checking more than one box on a single Part I or Part II.
- 5Not attaching Form 8949 to Form 8453 when e‑filing without separate rows.
Plain English
Form 8949 tells the IRS what capital assets you sold, like stocks or digital assets, and how much you made or lost. You list each transaction or a summary, then the totals go on Schedule D of your tax return.
Submission Date
- Filing date: 2026-01-22 18:10:42
- 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 you need to report sales and exchanges of capital assets, including digital asset transactions.
- Do not use it when all Forms 1099‑B or 1099‑DA you received show basis was reported to the IRS and no correction or adjustment is needed.
- Check Form 4797 instead when you have a gain from the sale of depreciable property not used in trade or business.
Form selector
Use this form or another form?
Reporting capital asset sales with basis reported on 1099‑B
Totals from Form 8949 flow to Schedule D for overall gain/loss calculation
✓ Confirm all Form 8949 boxes are correctly checked
Electing installment payments on farmland sale after July 4, 2025
Installment election is reported on Schedule 2, not directly on Form 8949
✓ Verify farmland sale qualifies and election is made on Schedule 2
Gain from sale of depreciable property not used in trade or business
Such gains are reported on Form 4797, not Form 8949
✓ Ensure property meets criteria before using Form 4797
Deadline or filing window
Not stated in the official source.
Checklist
What you need before filling it out
Box G (short‑term digital asset)
Statement of digital asset transaction · Form 8949 Part I
Box J (long‑term digital asset)
Statement of digital asset transaction · Form 8949 Part II
Basis reported to IRS (e.g., box 12 on 1099‑B)
Form 1099‑B · 1099‑B copy
Gain from depreciable property not used in trade or business
Form 4797 · Form 4797 instructions
Election to pay farmland tax in installments
Farm sale statement and election on Schedule 2 · Schedule 2 (Form 1040)
Before you submit
- 1Check that each transaction is entered on the correct box (G, H, I for short‑term digital assets; J, K, L for long‑term).
- 2Verify that any transaction without a 1099‑B or 1099‑DA uses the appropriate box (I or L).
- 3Ensure that all other columns are left blank when instructed.
- 4Confirm that the totals from all Part I and Part II are summed on Schedule D.
- 5Attach all required Form 8949 copies before the Schedule D.
- 6Sign the return on the appropriate line of the accompanying return (e.g., Form 1040).
- 7Keep a copy of the completed Form 8949 for your records.
How to file this form
- 1Gather all 1099‑B, 1099‑DA, and digital‑asset statements for each transaction.
- 2Enter each transaction on Form 8949, selecting the correct box (G‑I or J‑L) and leaving other columns blank.
- 3Calculate totals for Part I and Part II and transfer them to Schedule D of the tax return.
- 4Attach the completed Form 8949(s) to the tax return before filing.
- 5File the return electronically or by mail and retain the confirmation receipt.
Known limitations
- 1Form 8949 is not required when all 1099‑B/DA show basis reported and no adjustments are needed.
- 2Box C must not be used for short‑term digital asset transactions.
- 3Box F must not be used for long‑term digital asset transactions.
- 4Digital asset transactions must use boxes G‑I (short‑term) or J‑L (long‑term) instead of C or F.
- 5Estate and trust basis reporting may require consistent basis reporting per Schedule A (Form 8971).
Field map
Compact field-by-field guide
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.
Almost done reviewing the fields?
Fillable formOpen in Editor->The edition is the 2025 revision, dated Jan 20 2026, and the instructions point to IRS.gov/Form8949 for the latest information; new boxes G‑I and J‑L for digital asset transactions were added.
What changed or needs a fresh check
- Edition date — confirm the revision is 2025 as shown on the instructions dated Jan 20 2026
- Fee — Not stated in the official source
- Mailing address — Not stated in the official source
- Signature — Not stated in the official source
Quick Facts
Downloads
After you file
- 1Store the signed copy of Form 8949 with your tax records for at least three years.
- 2Retain supporting 1099‑B and digital‑asset statements in case of audit.
- 3Watch for the IRS acknowledgment of your return to confirm receipt.
- 4If an error is discovered, file an amended return using Form 1040‑X with corrected Form 8949.
- 5Monitor the IRS website for any updates to Form 8949 instructions.
Sources
- SRCInstructions p.1 — purpose of Form 8949 is to report sales and exchanges of capital assets.
- SRCInstructions p.1 — new boxes G, H, I are for short‑term digital asset transactions.
- SRCInstructions p.1 — new boxes J, K, L are for long‑term digital asset transactions.
- SRCInstructions p.1 — do not use box C to report short‑term digital asset transactions.
- SRCInstructions p.1 — do not use box F to report long‑term digital asset transactions.
- SRCInstructions p.1 — election to pay farmland tax in installments after July 4 2025 is described.
- SRCInstructions p.1 — if all 1099‑B/DA show basis reported and no correction needed, you may not need to file Form 8949.
- SRCInstructions p.4 — use box I for short‑term transactions without a 1099‑B/DA.
- SRCInstructions p.4 — use box L for long‑term transactions without a 1099‑B/DA.
- SRCInstructions p.5 — gains from depreciable property not used in trade or business are reported on Form 4797.
Common confusion points
Can I use box C for short‑term digital asset transactions?
Because box C is for transactions with basis reported, but digital assets require G‑I.
→ Check that you are using box G, H, or I for short‑term digital assets.
Do I need to file Form 8949 if my 1099‑B already reported basis?
Exception 1 may exempt you.
→ Verify that all 1099‑B/DA show basis reported and no adjustments are needed.
Which box should I use for long‑term digital asset transactions?
Confusion between F and L.
→ Confirm you are using box J, K, or L, not F.
Do I need separate Part I for each box type?
Multiple boxes may require separate parts.
→ Ensure you create a separate Part I or II for each box you check.
How to report a gain from depreciable property not used in trade or business?
Might think to use Form 8949.
→ Use Form 4797 for such gains.
What if I sold farmland after July 4, 2025 and want installment payments?
Unclear if Form 8949 handles it.
→ Check Schedule 2 (Form 1040) for the installment election.
Workflow map
Related forms and next steps
Before
Current
After
Often used with
⚠ If something goes wrong
- Form 1040‑X — used to amend a return with corrected Form 8949.
Questions about IRS Form 8949
What is IRS Form 8949 used for?
Form 8949 tells the IRS what capital assets you sold, like stocks or digital assets, and how much you made or lost. You list each transaction or a summary, then the totals go on Schedule D of your tax return.
Who must file IRS Form 8949?
Individuals must file IRS Form 8949.
What information does IRS Form 8949 require?
The form collects details of each capital asset sale, including the asset description, dates acquired and sold, proceeds, cost basis, and any adjustments in column (g).
Where do I file IRS Form 8949?
If you e‑file without separate rows for each transaction, attach Form 8949 to Form 8453 and mail the package to the IRS.
How do I complete IRS Form 8949?
First, determine which box (D, E, F, G, H, I, J, K, or L) applies to each transaction. Complete Part I for short‑term and Part II for long‑term transactions, checking only one box per part. Enter any adjustments in column (g). After finishing Form 8949, transfer the totals to Schedule D before completing lines 1b, 2, 3, 8b, 9, or 10. Sign the form and, if required, attach it to Form 8453 for mailing.
Can I use box C for short‑term digital asset transactions?
Because box C is for transactions with basis reported, but digital assets require G‑I. Check that you are using box G, H, or I for short‑term digital assets.
Do I need to file Form 8949 if my 1099‑B already reported basis?
Exception 1 may exempt you. Verify that all 1099‑B/DA show basis reported and no adjustments are needed.
Which box should I use for long‑term digital asset transactions?
Confusion between F and L. Confirm you are using box J, K, or L, not F.
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