Taxterity research

Form 3115 scoping: automatic changes, non-automatic consent, and section 481(a)

Reviewed 2026-09-15 · AI-assisted draft and editing; sources and limitations remain visible for independent review.

Answer: Two documents do two different jobs, and mixing them up is the most common scoping error. Section 446(e) requires the Secretary's consent before a taxpayer changes a method of accounting. Revenue Procedure 2015-13 supplies the general procedures for obtaining that consent, including scope, eligibility, terms and conditions, the adjustment period, and audit protection for earlier years. A separate revenue procedure, republished periodically, supplies the List of Automatic Changes: the catalog of changes for which consent is granted without a ruling request, each carrying a designated change number. The current list is Revenue Procedure 2025-23, effective for a Form 3115 filed on or after June 9, 2025 for a year of change ending on or after October 31, 2024. A change on that list follows the automatic route; a change that is not on it requires a non-automatic request under the same 2015-13 framework, with a user fee and a ruling letter. Either way, section 481(a) requires adjustments necessary solely by reason of the change so that amounts are neither duplicated nor omitted. Under Revenue Procedure 2015-13 the default spread is one year for a negative adjustment and four years, taken ratably, for a positive one, subject to exceptions the list itself can override.

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Scope

Jurisdiction: United States — federal

Tax periods: Forms 3115 filed on or after 2025-06-09, Year of change ending after 2024-10-30

Assumptions

Exclusions

1. Separate the two procedures before reading either

Revenue Procedure 2015-13 states its own purpose as updating and revising the general procedures under section 446(e) and Reg. section 1.446-1(e) for obtaining the Commissioner's consent to a method change. Its architecture is worth knowing by section: scope, eligibility, general application procedures, terms and conditions of the change, audit protection for taxable years prior to the year of change, and grant of consent for an automatic change. That document governs both routes.

The List of Automatic Changes is the other half. Revenue Procedure 2025-23 opens by saying it provides the list to which the automatic change procedures of Revenue Procedure 2015-13, as clarified and modified by several later procedures, apply, and that the definitions in section 3 of the 2015-13 procedure apply to it. In other words the list never stands alone. Read the list entry for the substantive terms of your change, then read the 2015-13 framework for everything the entry does not say.

2. Identify the current list, and do not take it from the form instructions

This is the trap that costs the most time. The Instructions for Form 3115 currently carry a December 2022 revision date and identify the List of Automatic Changes as Revenue Procedure 2022-14, as modified by two later procedures. The IRS page for the form itself names a different and later set: Revenue Procedure 2015-13, Revenue Procedure 2025-23, and the annual letter-ruling procedure, Revenue Procedure 2026-1. The instructions are useful for mechanics and unreliable for the current list.

Revenue Procedure 2025-23 says what it displaced. Under its effect-on-other-documents section, it amplifies and modifies Revenue Procedure 2024-23, which is superseded in part, with a narrow carve-out preserving certain sentences that in turn keep several sections of a 2011 procedure alive. Its significant-changes section then itemizes what moved since the prior list, including an entry removed as obsolete. When a research memo cites an automatic change by section number, confirm the number against the current list rather than against a memo written a year earlier, because section numbering does shift between republications.

3. Test eligibility before assuming the automatic route

Being on the list is necessary but not sufficient. Section 5 of Revenue Procedure 2015-13 sets eligibility rules that sit on top of the list, including rules for liquidations and reorganizations to which section 381(a) applies, for the final year of a trade or business, for a prior overall method change within the preceding five years, and for a prior change for the same item within the preceding five years. A taxpayer that changed the same item recently may be outside the automatic route even though the change is cataloged.

Individual list entries frequently switch those eligibility rules off for a defined window, and they say so expressly. That waiver language is specific to the entry, so it must be read in the entry rather than inferred from another one. Record which eligibility rules were tested, which were waived, and the sentence in the entry that waived them.

4. Size the section 481(a) adjustment and its spread

Section 481(a) directs that when taxable income for the year of change is computed under a method different from the prior year's, the adjustments necessary solely by reason of the change must be taken into account so that amounts are neither duplicated nor omitted. It is a cumulative catch-up figure, not a prospective-only switch, which is why a method change can move income from years that are otherwise closed. Section 481(b) supplies a limitation on the tax attributable to the adjustment where the increase in taxable income resulting solely from it exceeds $3,000 and further conditions in that subsection are met, and section 481(c) allows adjustments to be taken into account in the manner and subject to the conditions regulations prescribe.

Revenue Procedure 2015-13 sets the default periods at section 7.03(1): one taxable year, the year of change, for a negative adjustment, and four taxable years, the year of change plus the next three, for a positive adjustment, with the positive amount taken into account ratably. The same section makes the default expressly subject to override by the revenue procedure itself, by the List of Automatic Changes for an automatic change, by a letter ruling for a non-automatic change, or by other published guidance, so the list entry must be checked before the spread is modeled.

Two shortening elections are worth knowing at the scoping stage. Section 7.03(3) of the procedure includes an election for a one-year adjustment period where a positive adjustment is less than $50,000, and a separate optional one-year election tied to an eligible acquisition transaction. The form instructions describe the same de minimis election. Both are elections, so they must be claimed rather than applied by default.

5. Know what consent actually buys for earlier years

Audit protection is a distinct benefit with its own section. Revenue Procedure 2015-13 devotes section 8 to audit protection for taxable years prior to the year of change, and individual entries in the List of Automatic Changes refer back to it, sometimes to grant it and sometimes to deny it for a particular change. Because a method change surfaces the prior treatment, the protection question should be answered in the scoping memo rather than after filing.

Examination status also affects the route, not merely the outcome. The procedure contains rules for a taxpayer under examination, including a three-month window concept in section 8.02(1)(a), and section 7.03(3)(b) shortens the positive adjustment period to two taxable years for a change requested while under examination unless one of four named exceptions applies. Establish the taxpayer's examination posture as a scoping fact.

6. A scoping record that answers the filing question

Before anyone drafts the form, the file should answer eight things: the item and why it is a method of accounting; the year of change; whether the change appears on the current List of Automatic Changes and under which section and designated change number; the eligibility rules tested and any waiver language relied on; the computed section 481(a) adjustment with its sign; the adjustment period after checking the list entry for an override; whether audit protection is available for prior years; and the filing mechanics, which for an automatic change means the original with the return and a signed duplicate filed separately.

Two sibling pages in this cluster end where this one begins. Cash vs. accrual method: the section 448(c) gross receipts test for 2026 decides eligibility to use the cash method, and UNICAP under section 263A: exemption, cost categories, and simplified methods decides whether capitalization applies; each can conclude that a method must change, and this page is where that conclusion is scoped. Ask Taxterity to assemble the section 446, section 481 and current-list authorities for your change, then verify the list section number and the adjustment period directly in the revenue procedure before filing.

Related research

Official sources

  1. 26 U.S.C. 446 — General rule for methods of accounting — Subsec. (e), consent of the Secretary before computing income under a new method; preliminary edition read 2026-09-15, laws in effect on September 14, 2026
  2. 26 U.S.C. 481 — Adjustments required by changes in method of accounting — Subsec. (a)(1)-(2) year of change and adjustments preventing duplication or omission; (b)(1)-(2) limitation on tax where the increase exceeds $3,000; (c) adjustments under regulations
  3. Revenue Procedure 2015-13 — Changes in methods of accounting — Section 1 purpose (procedures under section 446(e) and Reg. 1.446-1(e)); Sections 4, 5.02-5.05, 6; Section 7.03(1), 7.03(3)(b)-(d); Section 8 audit protection and 8.02(1); Section 9
  4. Revenue Procedure 2025-23 — List of Automatic Changes — Opening paragraph tying the list to Rev. Proc. 2015-13; EFFECTIVE DATE section .01; EFFECT ON OTHER DOCUMENTS section .01; SIGNIFICANT CHANGES section .01
  5. IRS: About Form 3115, Application for Change in Accounting Method — Purpose of the form; the three revenue procedures named on the page; Recent developments stated as none at this time
  6. IRS: Instructions for Form 3115 — December 2022 revision; List of Automatic Changes identified as Rev. Proc. 2022-14; designated change numbers; section 481(a) spread and the de minimis election; duplicate copy filing

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