Internal Revenue Service

  1. the division of the U.S. Department of the Treasury that collects internal revenue, including income taxes and excise taxes, and that enforces revenue laws. Abbreviation: IRS

  • Formerly Bureau of Internal Revenue .

Words Nearby Internal Revenue Service Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use Internal Revenue Service in a sentence

Cultural definitions for Internal Revenue Service (1 of 2)

Internal Revenue Service

Part of the United States Department of the Treasury. The IRS is responsible for the collection of all federal taxes, except customs duties.

Internal Revenue Service

A federal agency, part of the Department of the Treasury, that collects most federal taxes, including income and Social Security taxes.

The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.