IRS Justification for Proprietary Software Inactive Notice ID:5000141481 See attached JOFOC and PWS Department/Ind.Agency Subtier Office TREASURY, DEPARTMENT OF THE INTERNAL REVENUE SERVICE IRS - NEW CARROLLTON NAICS Not provided PSC 7A20 IT AND TELECOM - APPLICATION DEVELOPMENT SOFTWARE (PERPETUAL LICENSE SOFTWARE) Data sourced from SAM.gov. View Official Posting »