1) Incomingreturnssought 2) Taxman 3) Thetaxesrangers 1) DC agcy 2) DC agency 3) DC collection agcy 4) DC collection agency 5) DC destination of some income 6) DC tax collectors 7) DC tax outfit 8) US publicans 9) US tax agency 10) US tax org 11) agency busy in Apr 12) agency concerned with returns 13) agency that revs up in April 14) agency with a filing season 
Increasing returns to scale = IRTS.
(Indian Remote Sensing satellite) A series of Earth resources satellites launched by ISRO (Indian Space Research Organisation). The first of them, IRS-1A, followed on from the two Bhaskara experimental resources satellites launched in 1979 and 1981. Spacecraft Launch date L...
The United States national tax collection agency, called the Internal Revenue Service.
Illinois Radiological Society
Infrared SignatureInternational Retail Service. Provided by London Stock Exchange to allow access to trading in international stocks, with dealing and settlement in sterling. Stock is held and settled through CREST.
See: Internal Revenue Service
Independant Rear Suspension
- See INTERNAL REVENUE SERVICE.
Intermediate Routing Site
Internal Revenue Service. An agency of the U.S. Department of Treasury responsible for encouraging taxpayers to voluntarily comply with the tax laws and regulations. It also provides information and assistance to taxpayers and takes action when necessary and appropriate to enforce the law.
Internal Revenue Service.