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Can the IRS require a taxpayer to change accounting methods?

Author

Andrew Campbell

Updated on January 19, 2026

The IRS also will not require the taxpayer to change or modify the new method of accounting except in certain circumstances specifically enumerated in section 8 of Rev. 2002-9 to obtain the consent of the Commissioner before changing a method of accounting.

Can you amend a tax return for a change in accounting method?

Adoption of an Accounting Method The first year a taxpayer files an income tax return, a taxpayer may adopt any permissible method of accounting. With limited exceptions, once an accounting method is adopted, the taxpayer cannot file an amended return to change the accounting method.

What form is submitted to the IRS when requesting a method of accounting change?

About Form 3115, Application for Change in Accounting Method | Internal Revenue Service.

How do I change from accrual to cash basis with IRS?

If you want to change from using the accrual accounting method to cash basis accounting, you will ordinarily need to request permission to do so by filing Form 3115 with the IRS.

What is a change in accounting method?

A change in an entity’s accounting method is a change in its overall plan of accounting for gross income or deductions (cash or accrual methods), or a change in the treatment of a material item. A material item involves the proper timing of when to include that item in income or if the item can be taken as a deduction.

What is a section 481 A adjustment?

What is a 481(a) Adjustment? Under current IRS rules, the calculation of depreciation or repair deductions for prior years can be recomputed, and a one-time catch-up adjustment (i.e. IRC §481(a) adjustment) is allowed in the current tax year for missed deductions.

Can I change my accounting method?

You can request approval for a change in accounting methods in one of two ways. File Form 3115 in duplicate for an automatic change request. Attach the original Form 3115 to your federal income tax return for the year of the change, including extensions. File the Form 3115 with the IRS National Office.

Can you change the method of depreciation?

At the end of each financial year, management should review the method of depreciation. Thus, the method of depreciation can be changed without retrospective effect or with retrospective effect.

What is a section 481 adjustment?

How to change accounting methods using IRS Form 3115?

File Form 3115 in duplicate for an automatic change request. Attach the original Form 3115 to your federal income tax return for the year of the change, including extensions.

When do I need to change my accounting method?

Getting IRS Approval. If you elect to change things up at any time after you’ve set up your accounting method and filed your first business income tax return, you must file a current Form 3115 to request the change.

How do I Change my accounting method for sec.481?

And you need to explicitly document and describe the accounting method change and the Sec. 481 adjustment amount using Form 3115. You first file one copy of the 3115 form with the IRS’s National Office (typically) and then after that you attach another copy of the Form 3115 to your tax return.

When does a change in accounting method require an IRC adjustment?

A change in method of accounting generally requires an adjustment under IRC 481(a) to prevent duplication or omission of income or deductions when the taxpayer computes its taxable income under a method of accounting different from the method used to compute taxable income for the preceding taxable year.