Abbreviations
Internal Revenue Bulletin 2006-50 · 2026-10-03 edition · updated 2026-10-04 · United States
Sections in this part
- Notice 2006-105, 2006-50 I.R.B. 1093
- Rev. Rul. 2006-36, 2006-36 I.R.B. 353
- Notice 2006-105, 2006-50 I.R.B. 1093
- Notice 2006-95, 2006-45 I.R.B. 848
- Notice 2006-56, 2006-28 I.R.B. 58
- Notice 2006-71, 2006-34 I.R.B. 316
- Notice 2006-77, 2006-40 I.R.B. 590
- Notice 2006-67, 2006-33 I.R.B. 248
- Rev. Proc. 2006-45, 2006-45 I.R.B. 851
- Rev. Proc. 2006-53, 2006-48 I.R.B. 996
- Rev. Proc. 2006-41, 2006-43 I.R.B. 777
- Rev. Proc. 2006-37, 2006-38 I.R.B. 499
- Rev. Proc. 2006-54, 2006-49 I.R.B. 1035
- Notice 2006-90, 2006-42 I.R.B. 688
- Rev. Proc. 2006-54, 2006-49 I.R.B. 1035
- Rev. Rul. 2006-36, 2006-36 I.R.B. 353
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.
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Superseded describes a situation where the new ruling does nothing more than restate the substance and situation of a previously published ruling (or rulings).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 new ruling does more than restate the substance
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.
of a prior ruling, a combination of terms is used. For example, modified and su- perseded describes a situation where the substance of a previously published ruling is being changed in part and is continued without change in part and it is desired to restate the valid portion of the previously published ruling in a new ruling that is self contained. In this case, the previously published ruling is first modified and then, as modified, is superseded.
Supplemented is used in situations in which a list, such as a list of the names of countries, is published in a ruling and that list is expanded by adding further names in subsequent rulings. After the original ruling has been supplemented several times, a new ruling may be published that includes the list in the original ruling and the additions, and supersedes all prior rulings in the series.
Suspended is used in rare situations to show that the previous published rulings will not be applied pending some future action such as the issuance of new or amended regulations, the outcome of cases in litigation, or the outcome of a Service study.
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.
December 11, 2006 i 2006–50 I.R.B.
Numerical Finding List 1
Bulletins 2006–27 through 2006–50
Announcements:
2006-42, 2006-27 I.R.B. 48
2006-43, 2006-27 I.R.B. 48
2006-44, 2006-27 I.R.B. 49
2006-45, 2006-31 I.R.B. 121
2006-46, 2006-28 I.R.B. 76
2006-47, 2006-28 I.R.B. 78
2006-48, 2006-31 I.R.B. 135
2006-49, 2006-29 I.R.B. 89
2006-50, 2006-34 I.R.B. 321
2006-51, 2006-32 I.R.B. 222
2006-52, 2006-33 I.R.B. 254
2006-53, 2006-33 I.R.B. 254
2006-54, 2006-33 I.R.B. 254
2006-55, 2006-35 I.R.B. 342
2006-56, 2006-35 I.R.B. 342
2006-57, 2006-35 I.R.B. 343
2006-58, 2006-36 I.R.B. 388
2006-59, 2006-36 I.R.B. 388
2006-60, 2006-36 I.R.B. 389
2006-61, 2006-36 I.R.B. 390
2006-62, 2006-37 I.R.B. 444
2006-63, 2006-37 I.R.B. 445
2006-64, 2006-37 I.R.B. 447
2006-65, 2006-37 I.R.B. 447
2006-66, 2006-37 I.R.B. 448
2006-67, 2006-38 I.R.B. 509
2006-68, 2006-38 I.R.B. 510
2006-69, 2006-37 I.R.B. 449
2006-70, 2006-40 I.R.B. 629
2006-71, 2006-40 I.R.B. 630
2006-72, 2006-40 I.R.B. 630
2006-73, 2006-42 I.R.B. 745
2006-74, 2006-42 I.R.B. 746
2006-75, 2006-42 I.R.B. 746
2006-76, 2006-42 I.R.B. 746
2006-77, 2006-42 I.R.B. 748
2006-78, 2006-42 I.R.B. 748
2006-79, 2006-43 I.R.B. 792
2006-80, 2006-45 I.R.B. 840
2006-81, 2006-44 I.R.B. 821
2006-82, 2006-44 I.R.B. 821
2006-83, 2006-44 I.R.B. 822
2006-84, 2006-45 I.R.B. 873
2006-85, 2006-45 I.R.B. 873
2006-86, 2006-45 I.R.B. 842
2006-87, 2006-44 I.R.B. 822
2006-88, 2006-46 I.R.B. 910
2006-89, 2006-44 I.R.B. 826
2006-90, 2006-47 I.R.B. 953
2006-91, 2006-47 I.R.B. 953
2006-92, 2006-48 I.R.B. 1014
2006-93, 2006-48 I.R.B. 1017
Announcements— Continued:
2006-94, 2006-48 I.R.B. 1017
2006-95, 2006-50 I.R.B. 1105
2006-96, 2006-50 I.R.B. 1108
2006-97, 2006-50 I.R.B. 1108
Notices:
2006-56, 2006-28 I.R.B. 58
2006-57, 2006-27 I.R.B. 13
2006-58, 2006-28 I.R.B. 59
2006-59, 2006-28 I.R.B. 60
2006-60, 2006-29 I.R.B. 82
2006-61, 2006-29 I.R.B. 85
2006-62, 2006-29 I.R.B. 86
2006-63, 2006-29 I.R.B. 87
2006-64, 2006-29 I.R.B. 88
2006-65, 2006-31 I.R.B. 102
2006-66, 2006-30 I.R.B. 99
2006-67, 2006-33 I.R.B. 248
2006-68, 2006-31 I.R.B. 105
2006-69, 2006-31 I.R.B. 107
2006-70, 2006-33 I.R.B. 252
2006-71, 2006-34 I.R.B. 316
2006-72, 2006-36 I.R.B. 363
2006-73, 2006-35 I.R.B. 339
2006-74, 2006-35 I.R.B. 339
2006-75, 2006-36 I.R.B. 366
2006-76, 2006-38 I.R.B. 459
2006-77, 2006-40 I.R.B. 590
2006-78, 2006-41 I.R.B. 675
2006-79, 2006-43 I.R.B. 763
2006-80, 2006-40 I.R.B. 594
2006-81, 2006-40 I.R.B. 595
2006-82, 2006-39 I.R.B. 529
2006-83, 2006-40 I.R.B. 596
2006-84, 2006-41 I.R.B. 677
2006-85, 2006-41 I.R.B. 677
2006-86, 2006-41 I.R.B. 680
2006-87, 2006-43 I.R.B. 766
2006-88, 2006-42 I.R.B. 686
2006-89, 2006-43 I.R.B. 772
2006-90, 2006-42 I.R.B. 688
2006-91, 2006-42 I.R.B. 688
2006-92, 2006-43 I.R.B. 774
2006-93, 2006-44 I.R.B. 798
2006-94, 2006-43 I.R.B. 777
2006-95, 2006-45 I.R.B. 848
2006-96, 2006-46 I.R.B. 902
2006-97, 2006-46 I.R.B. 904
2006-98, 2006-46 I.R.B. 906
2006-99, 2006-46 I.R.B. 907
2006-101, 2006-47 I.R.B. 930
2006-102, 2006-46 I.R.B. 909
2006-103, 2006-47 I.R.B. 931
2006-104, 2006-48 I.R.B. 995
2006-105, 2006-50 I.R.B. 1093
Notices— Continued:
2006-106, 2006-49 I.R.B. 1033
Proposed Regulations:
REG-208270-86, 2006-42 I.R.B. 698
REG-121509-00, 2006-40 I.R.B. 602
REG-135866-02, 2006-27 I.R.B. 34
REG-140379-02, 2006-44 I.R.B. 808
REG-142599-02, 2006-44 I.R.B. 808
REG-146893-02, 2006-34 I.R.B. 317
REG-159929-02, 2006-35 I.R.B. 341
REG-148864-03, 2006-34 I.R.B. 320
REG-168745-03, 2006-39 I.R.B. 532
REG-105248-04, 2006-43 I.R.B. 787
REG-103038-05, 2006-49 I.R.B. 1049
REG-103039-05, 2006-49 I.R.B. 1057
REG-103043-05, 2006-49 I.R.B. 1063
REG-109512-05, 2006-30 I.R.B. 100
REG-110405-05, 2006-48 I.R.B. 1004
REG-141901-05, 2006-47 I.R.B. 947
REG-142270-05, 2006-43 I.R.B. 791
REG-145154-05, 2006-39 I.R.B. 567
REG-148576-05, 2006-40 I.R.B. 627
REG-109367-06, 2006-41 I.R.B. 683
REG-112994-06, 2006-27 I.R.B. 47
REG-118775-06, 2006-28 I.R.B. 73
REG-118897-06, 2006-31 I.R.B. 120
REG-120509-06, 2006-39 I.R.B. 570
REG-124152-06, 2006-36 I.R.B. 368
REG-125071-06, 2006-36 I.R.B. 375
REG-127819-06, 2006-48 I.R.B. 1013
REG-136806-06, 2006-47 I.R.B. 950
Revenue Procedures:
2006-29, 2006-27 I.R.B. 13
2006-30, 2006-31 I.R.B. 110
2006-31, 2006-27 I.R.B. 32
2006-32, 2006-28 I.R.B. 61
2006-33, 2006-32 I.R.B. 140
2006-34, 2006-38 I.R.B. 460
2006-35, 2006-37 I.R.B. 434
2006-36, 2006-38 I.R.B. 498
2006-37, 2006-38 I.R.B. 499
2006-38, 2006-39 I.R.B. 530
2006-39, 2006-40 I.R.B. 600
2006-40, 2006-42 I.R.B. 694
2006-41, 2006-43 I.R.B. 777
2006-42, 2006-47 I.R.B. 931
2006-43, 2006-45 I.R.B. 849
2006-44, 2006-44 I.R.B. 800
2006-45, 2006-45 I.R.B. 851
2006-46, 2006-45 I.R.B. 859
2006-47, 2006-45 I.R.B. 869
2006-48, 2006-47 I.R.B. 934
2006-49, 2006-47 I.R.B. 936
2006-50, 2006-47 I.R.B. 944
1 A cumulative list of all revenue rulings, revenue procedures, Treasury decisions, etc., published in Internal Revenue Bulletins 2006–1 through 2006–26 is in Internal Revenue Bulletin 2006–26, dated June 26, 2006.
2006–50 I.R.B. ii December 11, 2006
Revenue Procedures— Continued:
2006-51, 2006-47 I.R.B. 945
2006-52, 2006-48 I.R.B. 995
2006-53, 2006-48 I.R.B. 996
2006-54, 2006-49 I.R.B. 1035
Revenue Rulings:
2006-35, 2006-28 I.R.B. 50
2006-36, 2006-36 I.R.B. 353
2006-37, 2006-30 I.R.B. 91
2006-38, 2006-29 I.R.B. 80
2006-39, 2006-32 I.R.B. 137
2006-40, 2006-32 I.R.B. 136
2006-41, 2006-35 I.R.B. 331
2006-42, 2006-35 I.R.B. 337
2006-43, 2006-35 I.R.B. 329
2006-44, 2006-36 I.R.B. 361
2006-45, 2006-37 I.R.B. 423
2006-46, 2006-39 I.R.B. 511
2006-47, 2006-39 I.R.B. 511
2006-48, 2006-39 I.R.B. 516
2006-49, 2006-40 I.R.B. 584
2006-50, 2006-41 I.R.B. 672
2006-51, 2006-41 I.R.B. 632
2006-52, 2006-43 I.R.B. 761
2006-53, 2006-44 I.R.B. 796
2006-54, 2006-45 I.R.B. 834
2006-55, 2006-45 I.R.B. 837
2006-56, 2006-46 I.R.B. 874
2006-57, 2006-47 I.R.B. 911
2006-58, 2006-46 I.R.B. 876
2006-59, 2006-48 I.R.B. 992
2006-60, 2006-48 I.R.B. 977
2006-61, 2006-49 I.R.B. 1028
Social Security Contribution and Benefit Base; Domestic Employee Coverage Threshold:
2006-102, 2006-46 I.R.B. 909
Tax Conventions:
2006-80, 2006-45 I.R.B. 840
2006-86, 2006-45 I.R.B. 842
Treasury Decisions:
9265, 2006-27 I.R.B. 1
9266, 2006-28 I.R.B. 52
9267, 2006-34 I.R.B. 313
9268, 2006-30 I.R.B. 94
9269, 2006-30 I.R.B. 92
9270, 2006-33 I.R.B. 237
9271, 2006-33 I.R.B. 224
9272, 2006-35 I.R.B. 332
9273, 2006-37 I.R.B. 394
9274, 2006-33 I.R.B. 244
9275, 2006-35 I.R.B. 327
9276, 2006-37 I.R.B. 424
9277, 2006-33 I.R.B. 226
9278, 2006-34 I.R.B. 256
Treasury Decisions— Continued:
9279, 2006-36 I.R.B. 355
9280, 2006-38 I.R.B. 450
9281, 2006-39 I.R.B. 517
9282, 2006-39 I.R.B. 512
9283, 2006-41 I.R.B. 633
9284, 2006-40 I.R.B. 582
9285, 2006-41 I.R.B. 656
9286, 2006-43 I.R.B. 750
9287, 2006-46 I.R.B. 896
9288, 2006-44 I.R.B. 794
9289, 2006-45 I.R.B. 827
9290, 2006-46 I.R.B. 879
9291, 2006-46 I.R.B. 887
9292, 2006-47 I.R.B. 914
9293, 2006-48 I.R.B. 957
9294, 2006-48 I.R.B. 979
9295, 2006-49 I.R.B. 1030
9296, 2006-50 I.R.B. 1078
9297, 2006-50 I.R.B. 1089
December 11, 2006 iii 2006–50 I.R.B.
Finding List of Current Actions on Previously Published Items 1
Bulletins 2006–27 through 2006–50
Announcements:
2004-38
Modified by
Notice 2006-105, 2006-50 I.R.B. 1093¶
Notice 2006-95, 2006-45 I.R.B. 848¶
Notice 2006-101, 2006-47 I.R.B. 930¶
Rev. Proc. 2006-40, 2006-42 I.R.B. 694¶
Rev. Proc. 2006-46, 2006-45 I.R.B. 859¶
Rev. Proc. 2006-54, 2006-49 I.R.B. 1035¶
Rev. Proc. 2006-34, 2006-38 I.R.B. 460¶
Rev. Proc. 2006-29, 2006-27 I.R.B. 13¶
Rev. Proc. 2006-33, 2006-32 I.R.B. 140¶
Rev. Proc. 2006-51, 2006-47 I.R.B. 945¶
Rev. Proc. 2006-49, 2006-47 I.R.B. 936¶
Rev. Proc. 2006-54, 2006-49 I.R.B. 1035¶
Rev. Rul. 2006-52, 2006-43 I.R.B. 761¶
Rev. Rul. 2006-52, 2006-43 I.R.B. 761¶
Rev. Rul. 2006-43, 2006-35 I.R.B. 329¶
Rev. Rul. 2006-43, 2006-35 I.R.B. 329¶
Rev. Rul. 2006-43, 2006-35 I.R.B. 329¶
Rev. Rul. 2006-36, 2006-36 I.R.B. 353¶
Notice 2006-69, 2006-31 I.R.B. 107¶
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