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Tax Law Research : Federal and Ohio: Internal Revenue Bulletins

What is the Internal Revenue Bulletin?

The Internal Revenue Bulletin (IRB) is the authoritative instrument for announcing official rulings and procedures of the IRS and for publishing Treasury Decisions, Executive Orders, Tax Conventions, legislation, court decisions, and other items of general interest.

Where to find Internal Revenue Bulletins

Lexis Advance has Internal Revenue Bulletins from 1954 - present. Westlaw has them from 1919 - present.