---
title: "IRS Form 3115 - Application for Change in Accounting Method"
description: "What Is IRS Form 3115? IRS Form 3115, titled Application for Change in Accounting Method, is used to request approval from the Internal Revenue Service..."
canonical: "https://www.precisiontax.com/irs-forms-notices/irs-form-3115-application-for-change-in-accounting-method"
updated: 2026-01-22
type: "IRS Form/Notice"
robots: noindex, nofollow
audience: ai-agents
---

# IRS Form 3115 - Application for Change in Accounting Method

> What Is IRS Form 3115? IRS Form 3115, titled Application for Change in Accounting Method, is used to request approval from the Internal Revenue Service...

Read the original article at: https://www.precisiontax.com/irs-forms-notices/irs-form-3115-application-for-change-in-accounting-method

Last updated: 2026-01-22

---

## What Is IRS Form 3115?

**IRS Form 3115**, titled *Application for Change in Accounting Method*, is used to request approval from the Internal Revenue Service (IRS) to **change how income or expenses are accounted for** on a tax return.

This form applies to both individuals and businesses that want to correct or modify an accounting method to comply with IRS rules.

## What Is Form 3115 Used For?

Form 3115 is used to:

- Change how income is **recognized or reported**
- Change how expenses are **deducted or capitalized**
- Correct an **impermissible accounting method**
- Adopt a new accounting method required by tax law or IRS guidance
- Make automatic or non-automatic accounting method changes

The goal of Form 3115 is to ensure that income and expenses are reported **consistently and correctly** under IRS accounting rules.

## When Should You File Form 3115?

You may need to file Form 3115 if:

- You discover that your current accounting method is **not IRS-compliant**
- The IRS requires a change due to updated regulations or guidance
- You want to voluntarily correct prior reporting errors
- A change in business operations requires a different accounting approach

In many cases, filing Form 3115 allows corrections **without reopening prior tax years**.

## IRS Notices This Form Is Commonly Used With

Form 3115 is often filed in response to IRS communications that question accounting treatment or income reporting, including:

- **CP2000** - When income recognition differences trigger a proposed adjustment
- **Audit or examination letters** involving accounting methods
- **Notices assessing additional tax** due to accounting inconsistencies

Form 3115 is used to **change the accounting method**, not to dispute penalties or enforcement actions.

## When NOT to Use Form 3115

Do not use Form 3115 if:

- You are correcting a **simple math or clerical error**
- You need to amend a return for a one-time mistake (use Form 1040-X or amended business returns)
- The issue involves penalties, interest, or fees (Form 843 applies instead)
- You are responding to collection actions like levies or liens

Using Form 3115 incorrectly can delay processing or cause rejection.

## What Information Is Required on Form 3115?

Form 3115 generally requires:

- A description of the **current accounting method**
- A description of the **proposed new method**
- Identification of whether the change is **automatic or non-automatic**
- Calculation of any required **Section 481(a) adjustment**
- Supporting schedules and explanations

The complexity of this form often depends on the nature of the accounting change.

## Where and How to File Form 3115

Filing requirements vary depending on the type of change:

- Some changes are filed **with the tax return**
- Others require a **copy to be sent separately** to the IRS
- Automatic changes follow specific IRS procedures and guidance
- Non-automatic changes require formal IRS approval

Always follow the current IRS instructions for Form 3115 when filing.

## What Happens After You File Form 3115?

After filing:

- The IRS reviews the requested accounting method change
- Automatic changes are generally processed without additional correspondence
- Non-automatic changes may involve IRS follow-up or approval
- Approved changes apply prospectively, with required adjustments handled per IRS rules

## Related IRS Forms

Other forms commonly associated with accounting or income adjustments include:

- **Form 1040-X** - Amended individual return
- **Form 1120 / 1065 amendments** - Business return corrections
- **Form 5471 / 5472** - Information returns affected by accounting changes

## Summary

IRS Form 3115 allows taxpayers to change or correct accounting methods to comply with IRS rules. It is a corrective and compliance-focused form used to address income or expense reporting issues without reopening prior tax years in many cases.

## Scope Note

This page explains the purpose and general use of IRS Form 3115. It does not provide legal or tax advice.

## References

1. IRS Form 3115 — https://www.irs.gov/pub/irs-pdf/f3115.pdf
2. CP2000 — https://www.precisiontax.com/irs-forms-notices/irs-cp2000-notice-proposed-changes-to-your-tax-return