What does IRS stand for?

What does IRS mean?

IRS	Internal Revenue Service Business » International Business
IRS	Internal Revenue Service Governmental » Military
IRS	Internal Revenue Service Governmental » US Government
IRS	Internal Revenue Service Business » Accounting
IRS	Internal Revenue Service Governmental » FBI Files
IRS	Interest Rate Swap Business » Stock Exchange
IRS	Insulin Receptor Substrate Medical » Physiology
IRS	Infrared Spectroscopy Academic & Science » Electronics
IRS	Insulin Resistance Syndrome Medical » Physiology
IRS	Independent Rear Suspension Governmental » Transportation
IRS	Information And Referral Services Business » Firms
IRS	Increasing Returns To Scale Business » Accounting
IRS	Information Retrieval System Miscellaneous » Unclassified
IRS	Infernal Revenue Service Miscellaneous » Funnies
IRS	Information Reporting System Governmental » Military
IRS	I Remain Standing Miscellaneous » Unclassified
IRS	Internal Revenue Service Governmental » State & Local
IRS	Interface Requirements Specification Governmental » Military
IRS	Intelligent Register System Computing » General
IRS	Income Revenue Service Miscellaneous » Funnies
IRS	Iron Ring Stag Miscellaneous » Names and Nicknames
IRS	Resource (WordPerfect) Computing » File Extensions
IRS	Inventory and Resource System Business » General
IRS	It Really Stinks Computing » Texting
IRS	International Reference Star Academic & Science » Astronomy