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SECTION 4. SCOPE

Internal Revenue Bulletin 2001-23 · 2026-10-03 edition · updated 2026-10-04 · United States

.01 Applicability

(1) Required taxable year (2) Natural business year (3) Ownership taxable year (4) 52–53-week taxable year .02 Inapplicability

(1) Under examination (2) Before an area office (3) Before a federal court (4) Partnerships and S corporations (5) Prior change .03 Nonautomatic Changes

June 4, 2001 1314 2001–23 I.R.B.

(1) In general (2) Partnerships and S corporations

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▸Contents — Internal Revenue Bulletin 2001-23

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