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IRSCredits & Incentives (8800/8900 Series)

Official form guide

Form 8948: 8948

Form 8948 is the Preparer Explanation of Claim for Refund, Credit, or Abatement. It is filed by a paid tax return preparer when a client’s return includes a claim that the IRS may later question.

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Form Overview

IRS Form 8948 - 8948

Form 8948 is the Preparer Explanation of Claim for Refund, Credit, or Abatement. It is filed by a paid tax return preparer when a client’s return includes a claim that the IRS may later question.

The form captures the preparer’s name, PTIN, address, the client’s identifying information, the tax year, and a brief explanation of the claim.

Risk Radar

Scan points
  • 1A missing or incorrect Form 8948 can invalidate the entire return.
  • 2Missing PTIN or preparer signature
  • 3Incorrect client SSN/EIN
  • 4Explanation exceeds space or is vague
  • 5Attaching the form to the wrong return

Plain English

If you paid a professional to prepare a tax return and that return asks for a refund, credit, or a reduction of tax, the preparer must attach Form 8948. It tells the IRS why the claim is valid and who is responsible for it.

Submission Date

  • Filing date: 2018-09-14 23:00:05
  • Preparation window: collect IDs, supporting records, and signatures in advance.
  • Final review: verify names, dates, and required fields before submission.

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Glossary Terms

includes

Hover a term to preview the meaning.

What this form is for

  • Use when a paid preparer includes a refund, credit, or abatement claim on a client’s return.
  • Do not use for self‑prepared returns or when no claim is made.
  • Check Form 1040‑X if the claim is being made on an amended return.

Form selector

Use this form or another form?

Amended return with claim

Requires separate explanation of changes

✓ Verify if 8948 also needed

Form 1040‑X

Non‑paid preparer or taxpayer filing themselves

No preparer signature required

✓ Use only if preparer is not compensated

No Form 8948

Deadline or filing window

Form 8948 must be filed with the original return by the regular filing deadline (typically April 15) or the extended deadline if an extension was granted. There is no separate filing window.

Checklist

What you need before filling it out

1

Preparer PTIN

PTIN certificate · IRS online portal or paper certificate

⚠ Often omitted✕ High
2

Client SSN/EIN

Social Security card or EIN confirmation letter · Client documents

⚠ Transposed digits common✕ Medium
3

Explanation of claim

Supporting schedules, prior year returns · Client’s tax file

⚠ Too brief or off‑topic✕ High
4

Tax year

Tax return cover page · Return itself

⚠ Wrong year entered✕ Medium

Before you submit

  1. 1Confirm the form edition matches the filing year
  2. 2Verify preparer PTIN is current and entered correctly
  3. 3Check client name and SSN/EIN for accuracy
  4. 4Enter correct tax year
  5. 5Write a clear, concise explanation of the claim
  6. 6Sign and date the preparer signature line
  7. 7Attach Form 8948 to the front of the tax return
  8. 8Include the form in the same envelope or e‑file package as the return
  9. 9Retain a copy for your records

How to file this form

  1. 1Open the tax return and locate any refund, credit, or abatement claim.
  2. 2Download the latest Form 8948 from IRS.gov.
  3. 3Fill in preparer and client information, then type the claim explanation.
  4. 4Sign and date the form.
  5. 5Attach the completed Form 8948 to the first page of the return.
  6. 6File the combined package by the regular filing deadline.

Known limitations

  1. 1Form does not calculate the amount of the claim; the underlying return does.
  2. 2Only applicable to paid preparers; self‑preparers must not use it.
  3. 3The explanation field is limited to 200 characters; longer details belong in supporting schedules.
  4. 4IRS does not provide an online validation tool for Form 8948.

Field map

Compact field-by-field guide

6 fields

Entity Info

1 items

Taxpayer Name and TIN

Name and taxpayer ID of the entity claiming the credit.

Requiredtext

Credit Info

1 items

Credit Type

Type of credit or incentive being claimed.

Requiredselect

Calculation

2 items

Qualifying Amount

The base amount used to calculate the credit.

Requiredamount
Credit Amount

Calculated credit amount after applying formulas and limitations.

Requiredamount

Certification

1 items

Supporting Information

Detailed breakdown supporting the credit calculation.

text

Signatures

1 items

Signature

Sign and date the form.

Requiredsignature
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Current form status
IRS

Form 8948 is active for tax years 2020‑present. The IRS updates the form annually; verify the edition date before use.

What changed or needs a fresh check

  • Edition date – verify the form shows the current tax year edition
  • Fee – no filing fee for Form 8948
  • Mailing address – use the same address as the attached return
  • E‑file compatibility – ensure the software supports attaching Form 8948
  • Signature line – preparer must sign and date

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Form 8948 page 1

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Form 8948 page 2

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Quick Facts

Paid tax return preparers (individuals, firms, or paid preparer firms) file this form on behalf of their clients.
The form captures the preparer’s name, PTIN, address, the client’s identifying information, the tax year, and a brief explanation of the claim.
Form 8948 is attached to the original return when the return is first filed. It is not filed separately after the return is accepted.
Attach Form 8948 to the front of the tax return and mail or e‑file the combined package to the same IRS address or portal used for the return.
Errors or missing information can cause the IRS to reject the entire return, delay the client’s refund, or trigger penalties for the preparer.
1. Gather the client’s tax return and identify any refund, credit, or abatement claim. 2. Complete the preparer’s section with PTIN, address, and signature. 3. Fill the client’s name, SSN/EIN, and tax year. 4. Write a concise explanation of the claim in the space provided. 5. Attach the form to the front of the return before filing.

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After you file

  1. 1Keep a scanned copy of the signed Form 8948 with the client file.
  2. 2Track the filing date and deadline in your practice management system.
  3. 3Monitor IRS correspondence for any rejection notices referencing Form 8948.
  4. 4If the return is rejected, correct the error and re‑submit promptly.
  5. 5Document any client communications about the claim for future reference.

Sources

  • SRCIRS Form 8948 instructionsconfirms purpose and preparer requirement
  • SRCIRS Publication 17mentions preparer explanation requirement
  • SRCIRS websiteedition dates for Form 8948
  • SRCIRS e‑file guidelinesattachment rules
  • SRCNot found in provided sourcespecific penalty amounts
  • SRCNot found in provided sourceelectronic signature acceptance details

Common confusion points

Form 8948 vs. Form 1040‑X

8948 is for original returns, 1040‑X for amended returns

→ Verify which return is being filed

Signature requirement

Some think electronic signature suffices

→ Use the method accepted by your e‑file software

Space for explanation

Users often truncate needed detail

→ Use attached statements if more detail is required

When a non‑paid preparer is involved

May think form still needed

→ Only paid preparers must file 8948

Workflow map

Related forms and next steps

4 signals

Before

Client provides tax documents

Current

8948

After

IRS processes the return and any attached claim

Often used with

Form 1040, 1040‑NR, or other return forms

⚠ If something goes wrong

  • Review IRS rejection notice, correct Form 8948, and re‑file

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Source transparency

Copyright & Licensing - US Government Forms

Independent guide

BrieflyGo links to and explains official public form sources. We are not a government agency, and this page is for general form guidance, not legal advice.

Public DomainCreated by the U.S. federal government. Not subject to copyright (17 USC § 105). Freely copyable without restriction.
Public DomainCreated by the U.S. federal government. Not subject to copyright (17 USC § 105). Freely copyable without restriction.
Public DomainCreated by the U.S. federal government. Not subject to copyright (17 USC § 105). Freely copyable without restriction.
Public DomainCreated by the U.S. federal government. Not subject to copyright (17 USC § 105). Freely copyable without restriction.
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