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IRSOther IRS Forms (1000–1999)

Official form guide

Form 15230A: 15230-A

IRS Form 15230‑A is a supplemental attachment used with certain primary tax returns. It collects additional information required by the IRS for specific reporting situations.

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Form Overview

IRS Form 15230A - 15230-A

IRS Form 15230‑A is a supplemental attachment used with certain primary tax returns. It collects additional information required by the IRS for specific reporting situations.

It captures supplemental data such as breakdowns of income, deductions, or credits that the main form summarizes.

Risk Radar

Scan points
  • 1A single typo on Form 15230‑A can hold up the entire return.
  • 2Leaving a required field blank
  • 3Mismatched totals between the main return and the attachment
  • 4Illegible handwriting on paper copies
  • 5Submitting the form to the wrong IRS address

Plain English

Think of Form 15230‑A as a worksheet that the IRS asks you to fill out when the main tax form isn’t enough. It asks for extra numbers or details that the regular return doesn’t capture.

Submission Date

  • Filing date: 2020-06-16 22:13:48
  • 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

income

Hover a term to preview the meaning.

What this form is for

  • Use when the primary return instructions specifically request Form 15230‑A.
  • Do not use if the instruction points to a different supplemental form (e.g., 15230‑B).
  • Check the primary form’s instructions to confirm the attachment is required.

Form selector

Use this form or another form?

Reporting foreign assets

Required for FATCA reporting

✓ Verify asset thresholds before filing

Form 8938

Reporting large cash transactions

Required for cash over $10,000

✓ Ensure business name matches IRS records

Form 8300

Deadline or filing window

Form 15230‑A must be submitted with the primary return by the same deadline that applies to that return (typically April 15 for individual returns, with extensions as applicable). If an extension is granted for the main return, the attachment follows the same extended deadline.

  • —Supplemental income total | Sum of line items A‑D | Total supplemental income | Verify totals match main return

Checklist

What you need before filling it out

1

Line 1 – Income breakdown

Payroll statements, 1099s · Taxpayer’s records

⚠ Often omitted line items✕ High
2

Line 3 – Deduction detail

Receipts, invoices · Accounting software

⚠ Mis‑typed amounts✕ Medium
3

Signature block

Signed by taxpayer or authorized rep · Physical signature

⚠ Missing or illegible signature✕ High
4

Attachment reference

Copy of primary return · Original filing copy

⚠ Forgetting to attach✕ High

Before you submit

  1. 1Confirm you are using the 2024 edition of Form 15230‑A
  2. 2Verify every required field is filled
  3. 3Check that totals match the primary return
  4. 4Ensure the form is signed and dated
  5. 5Attach the form securely to the primary return
  6. 6If filing electronically, upload the PDF in the correct section
  7. 7Use the correct IRS mailing address for the primary return
  8. 8Retain a copy of the completed attachment for your records
  9. 9Double‑check that no pages are missing
  10. 10Confirm any required supporting documents are included

How to file this form

  1. 1Download the 2024 Form 15230‑A PDF from IRS.gov
  2. 2Print or open in a PDF editor
  3. 3Enter required data line by line, using calculator if needed
  4. 4Review each entry against source documents
  5. 5Sign and date the form
  6. 6Staple or attach the form behind the primary return
  7. 7Mail to the address listed in the primary return’s instructions or upload via e‑file

Known limitations

  1. 1Form instructions do not specify a filing fee, but other attachments may have fees
  2. 2Electronic filing support varies by tax software; not all platforms accept this attachment
  3. 3The IRS website may not list a 2025 revision yet
  4. 4No guidance on foreign language submissions

Field map

Compact field-by-field guide

6 fields

General Info

2 items

Taxpayer Name and TIN

Full legal name and taxpayer identification number (SSN or EIN).

Requiredtext
Address

Current mailing address.

Requiredtext

Details

2 items

Required Information

Complete all applicable sections of this form according to the official IRS instructions.

Requiredtext
Amount (if applicable)

Enter the relevant dollar amount if this form involves tax calculation.

amount

Certification

1 items

Certification Statement

Read and acknowledge any certifications required by this form.

Requiredcheckbox

Signatures

1 items

Signature

Sign and date. Unsigned forms cannot be processed.

Requiredsignature
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Current form status
IRS

The latest revision of Form 15230‑A available on the IRS website is the 2024 edition. No further updates have been posted for 2025.

What changed or needs a fresh check

  • Edition date – verify the form is the 2024 version or later
  • Fee – no filing fee is listed for this attachment
  • Mailing address – use the address shown on the primary return’s instructions
  • Electronic filing – confirm the e‑file system accepts Form 15230‑A
  • Signature line – ensure the same signer appears on both the primary return and the attachment

Form Preview

Form 15230A page 1

Page 1

Form 15230A page 2

Page 2

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Quick Facts

The taxpayer or authorized representative who filed the primary return that calls for this attachment.
It captures supplemental data such as breakdowns of income, deductions, or credits that the main form summarizes.
It is filed at the same time as the primary return, usually by the regular filing deadline for that return.
Attach the completed Form 15230‑A to the original return and mail to the address specified in the primary form’s instructions, or upload with the electronic filing if the e‑file system supports it.
Errors or omissions on the supplemental attachment can delay processing of the whole return and may trigger notices or penalties.
1. Locate the instruction sheet that references Form 15230‑A. 2. Gather the extra data the form asks for (e.g., detailed schedules, supporting calculations). 3. Fill the form legibly, double‑checking each numeric entry. 4. Attach it securely to the primary return before mailing or uploading.

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After you file

  1. 1Keep a scanned copy of the mailed or uploaded attachment
  2. 2Mark the filing date on your calendar
  3. 3Monitor IRS account or mail for acknowledgment or notice
  4. 4If a notice arrives, compare the cited line to your attachment
  5. 5Store supporting documents for at least three years
  6. 6Update your records if you later discover a correction is needed

Sources

  • SRCForm title and number found on IRS website
  • SRCEdition date listed as 2024 on PDF header
  • SRCNo fee indicated on the form itself
  • SRCMailing address not printed on the attachment; derived from primary form instructions
  • SRCSignature line present on page 2
  • SRCCalculator example appears in the form’s instruction sheet
  • SRCNot found in provided source: electronic filing capability details
  • SRCNot found in provided source: specific deadline beyond primary return due date

Common confusion points

Form number vs. attachment number

Users think 15230‑A is a standalone return

→ Verify the primary return’s instructions

Signature requirement

Some think the attachment inherits the primary signer

→ Ensure the attachment itself is signed

Mailing address

Different addresses appear on various IRS forms

→ Use the address listed for the primary return

Electronic vs. paper filing

Unclear if e‑file accepts PDF

→ Test upload in your{software} before final submission

Deadline{misinterpretation}

Users assume a separate deadline

→ Align with the primary }

Workflow map

Related forms and next steps

4 signals

Before

Primary Form 1040 (or applicable return)

Current

15230A

After

IRS acknowledgment or notice referencing the attachment

Often used with

Form 15230‑A as supplemental attachment

⚠ If something goes wrong

  • File Form 1040‑X (Amended Return) and include a corrected Form 15230‑A

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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.
Verify current license terms with the source agency before reuse outside this platform.

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