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Introduction›Part III. Administrative, Procedural, and Miscellaneous

SECTION 2. BACKGROUND. . . 11

Internal Revenue Bulletin 1997-21 · 2026-10-03 edition · updated 2026-10-04 · United States

.01 Change in method of

accounting defined . . . . . . . . 11 .02 Securing permission to make

a method change . . . . . . . . . . 12 .03 Terms and conditions of a

method change . . . . . . . . . . . 12 .04 No retroactive method

change . . . . . . . . . . . . . . . . . . 12 .05 Method change with a

§ 481(a) adjustment . . . . . . . 12 (1) Need for adjustment . . . . 12 (2) Adjustment period . . . . . 12 .06 Method change using a

cut-off method . . . . . . . . . . . . 12 .07 Consistency and clear

reflection of income . . . . . . . 12 .08 Separate trades or

businesses . . . . . . . . . . . . . . . 12

(2) Separate Forms 3115 not required . . . . . . . . . . . . . 19 .14 Applicability of Rev. Proc.

97–1 and Rev Proc. 97–4 . . 19 .15 Effect on other offices of the

Service . . . . . . . . . . . . . . . . . 19

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▸Contents — Internal Revenue Bulletin 1997-21

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