| Abbreviation | Definition |
|---|---|
| ITARB | Information Technology Acquisition Review Board |
| ITC | Information Technology Committee |
| ITC | International Trade Commission |
| ITCB | Information Technology Corporate Board |
| ITCB | U.S. - Greek Initiative for Technology Cooperation with the Balkans |
| ITCC | Information Technology Coordinating Committee (CDER) |
| ITD | Information Technology Division |
| ITEM | Independent Treasury Economic Model |
| ITES-2S | Information Technology Enterprise Solutions - contract number 2, Services |
| ITF | Influenza Task Force |
| ITL | Information Technology Laboratory (NIST) |
| ITM | Internal Technical Memos |
| ITO | International Trade Office |
| ITO | Invitational Travel Orders |
| ITOC | Information Technology Operations Center |
| ITOC | Information Technology Oversight Commission |
| ITOP | Information Technology Omnibus Procurement contract |
| ITOPII | Information Technology Omnibus Procurement contract II |
| ITSA | Income Tax Self Assessment |
| ITSC | Information Technology Steering Committee |