Abbreviations›Rev. Rul. 2013-4, 2013-9 I.R.B. 520
INTERNAL REVENUE BULLETIN
Internal Revenue Bulletin 2013-17 · 2026-10-03 edition · updated 2026-10-04 · United States
The Introduction at the beginning of this issue describes the purpose and content of this publication. The weekly Internal Revenue Bulletins are available at www.irs.gov/irb/ .
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