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Abbreviations

Internal Revenue Bulletin 2025-6 · 2026-10-03 edition · updated 2026-10-04 · United States

Modified is used where the substance of a previously published position is being changed. Thus, if a prior ruling held that a principle applied to A but not to B, and the

new ruling holds that it applies to both A and B, the prior ruling is modified because it corrects a published position. (Compare with amplified and clarified, above).

Obsoleted describes a previously published ruling that is not considered determinative with respect to future transactions. This term is most commonly used in a ruling that lists previously published rulings that are obsoleted because of changes in laws or regulations. A ruling may also be obsoleted because the substance has been included in regulations subsequently adopted.

Revoked describes situations where the position in the previously published ruling is not correct and the correct position is being stated in a new ruling.

Superseded describes a situation where the new ruling does nothing more than restate the substance and situation of a previously published ruling (or rulings). Thus, the term is used to republish under the 1986 Code and regulations the same position published under the 1939 Code and regulations. The term is also used when it is desired to republish in a single ruling a series of situations, names, etc., that were previously published over a period of time in separate rulings. If the

The following abbreviations in current use and formerly used will appear in material published in the Bulletin.

A —Individual. Acq. —Acquiescence. B —Individual. BE —Beneficiary. BK —Bank. B.T.A. —Board of Tax Appeals. C —Individual. C.B. —Cumulative Bulletin. CFR —Code of Federal Regulations. CI —City. COOP —Cooperative. Ct.D. —Court Decision. CY —County. D —Decedent. DC —Dummy Corporation. DE —Donee. Del. Order —Delegation Order. DISC —Domestic International Sales Corporation. DR —Donor. E —Estate. EE —Employee. E.O. —Executive Order. ER —Employer.

ERISA —Employee Retirement Income Security Act. EX —Executor. F —Fiduciary. FC —Foreign Country. FICA —Federal Insurance Contributions Act. FISC —Foreign International Sales Company. FPH —Foreign Personal Holding Company. F.R. —Federal Register. FUTA —Federal Unemployment Tax Act. FX —Foreign corporation. G.C.M. —Chief Counsel’s Memorandum. GE —Grantee. GP —General Partner. GR —Grantor. IC —Insurance Company. I.R.B. —Internal Revenue Bulletin. LE —Lessee. LP —Limited Partner. LR —Lessor. M —Minor. Nonacq. —Nonacquiescence. O —Organization. P —Parent Corporation. PHC —Personal Holding Company. PO —Possession of the U.S. PR —Partner. PRS —Partnership.

PTE —Prohibited Transaction Exemption. Pub. L. —Public Law. REIT —Real Estate Investment Trust. Rev. Proc. —Revenue Procedure. Rev. Rul. —Revenue Ruling. S —Subsidiary. S.P.R. —Statement of Procedural Rules. Stat. —Statutes at Large. T —Target Corporation. T.C. —Tax Court. T.D. —Treasury Decision. TFE —Transferee. TFR —Transferor. T.I.R. —Technical Information Release. TP —Taxpayer. TR —Trust. TT —Trustee. U.S.C. —United States Code. X —Corporation. Y —Corporation. Z —Corporation.

Bulletin No. 2025–6 i February 3, 2025

Numerical Finding List 1

Bulletin 2025–6

Announcements:

2025-2, 2025-2 I.R.B. 305 2025-3, 2025-2 I.R.B. 306 2025-4, 2025-2 I.R.B. 306 2025-1, 2025-3 I.R.B. 431 2025-5, 2025-3 I.R.B. 433 2025-6, 2025-5 I.R.B. 526

Notices:

2025-1, 2025-3 I.R.B. 415 2025-2, 2025-3 I.R.B. 418 2025-4, 2025-3 I.R.B. 419 2025-5, 2025-3 I.R.B. 426 2025-3, 2025-4 I.R.B. 488 2025-7, 2025-5 I.R.B. 524 2025-9, 2025-6 I.R.B. 681 2025-10, 2025-6 I.R.B. 682 2025-11, 2025-6 I.R.B. 704 2025-13, 2025-6 I.R.B. 710

Proposed Regulations:

REG-117213-24, 2025-3 I.R.B. 433 REG-134420-10, 2025-4 I.R.B. 513 REG-105479-18, 2025-5 I.R.B. 527 REG-116610-20, 2025-5 I.R.B. 638 REG-115560-23, 2025-6 I.R.B. 716 REG-123525-23, 2025-6 I.R.B. 726

Revenue Procedures:

2025-1, 2025-1 I.R.B. 1 2025-2, 2025-1 I.R.B. 118 2025-3, 2025-1 I.R.B. 142 2025-4, 2025-1 I.R.B. 158 2025-5, 2025-1 I.R.B. 260 2025-7, 2025-1 I.R.B. 301 2025-8, 2025-3 I.R.B. 427 2025-9, 2025-4 I.R.B. 491 2025-10, 2025-4 I.R.B. 492 2025-11, 2025-4 I.R.B. 501 2025-12, 2025-4 I.R.B. 512 2025-6, 2025-6 I.R.B. 713

Revenue Rulings:

2025-1, 2025-3 I.R.B. 307 2025-2, 2025-3 I.R.B. 309 2025-3, 2025-4 I.R.B. 443

Treasury Decisions:

10016, 2025-3 I.R.B. 313 10020, 2025-3 I.R.B. 408 10018, 2025-4 I.R.B. 446

Treasury Decisions:—Continued

10019, 2025-4 I.R.B. 482 10017, 2025-5 I.R.B. 517 10028, 2025-6 I.R.B. 660

1 A cumulative list of all revenue rulings, revenue procedures, Treasury decisions, etc., published in Internal Revenue Bulletins 2024–27 through 2024–52 is in Internal Revenue Bulletin 2024–52, dated December 23, 2024.

February 3, 2025 ii Bulletin No. 2025–6

Finding List of Current Actions on Previously Published Items 1

Bulletin 2025–6

1 A cumulative list of all revenue rulings, revenue procedures, Treasury decisions, etc., published in Internal Revenue Bulletins 2024–27 through 2024–52 is in Internal Revenue Bulletin 2024–52, dated December 23, 2024.

Bulletin No. 2025–6 iii February 3, 2025

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