Internal Revenue Bulletin

The Internal Revenue Bulletin (also known as the IRB),^[1][2] is a weekly publication of the U.S. Internal Revenue Service that announces "official rulings and procedures of the Internal Revenue Service and for publishing Treasury Decisions, Executive Orders, Tax Conventions, legislation, court decisions, and other items of general interest."^[3] It began publication in 1919.

Internal Revenue Bulletin

Type	Weekly publication
Owner(s)	Internal Revenue Service
Founded	1919; 106 years ago (1919)
Language	English
City	Washington, D.C.
Website	www.irs.gov/irb

The proper citation for an item in the IRB is "YYYY-II I.R.B. PPP."^[4] The IRS ceased publication of the Cumulative Bulletin with the 2008–2 edition.^[5] All the Cumulative Bulletins are posted on the United States Government Printing Office Federal Digital System.^[6]