| Abbreviation | Definition |
|---|---|
| IAS | Item Assembly Structure |
| IASC | International Accounting Standards Committee |
| IATI | Israel Advanced Technology Industries |
| IAW | In Accordance With |
| IB | Integrated Business |
| IB | Intellectual Brains |
| IBA | Impact Benefit Agreement |
| IBAT | Interior Business Architecture Team |
| IBB | Installed Base Business |
| IBB | Internet Based Business |
| IBC | Increased Business Competence |
| IBC | Industrial Business Communications |
| IBC | Intelligent Business Consulting |
| IBC | Interactive Business Card |
| IBC | International Business Communications |
| IBDM | Information-Based Decision Making |
| IBE | Integrated Business Environment |
| IBF | Institute of Business Forecasting and Planning |
| IBF | International Business Forum |
| IBFR | Interagency Biographical and Financial Report |