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Abbreviations

Rev. Proc. 2006-1, 2006-1 I.R.B. 1

Internal Revenue Bulletin 2006-21 · 2026-10-03 edition · updated 2026-10-04 · United States

Rev. Proc. 2006-3, 2006-1 I.R.B. 122

1 A cumulative list of current actions on previously published items in Internal Revenue Bulletins 2005–27 through 2005–52 is in Internal Revenue Bulletin 2005–52, dated December 27, 2005.

2006–21 I.R.B. iv May 22, 2006

Revenue Rulings:

55-355

Obsoleted by

T.D. 9244, 2006-8 I.R.B. 463

74-503

Revoked by

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▸Contents — Internal Revenue Bulletin 2006-21

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