| Acronym | Definition |
|---|
| IEPA➣Illinois Environmental Protection Agency |
| IEPA➣Individual Expert Participation Agreement |
| IEPA➣Interim Economic Partnership Agreement (Europe and Africa) |
| IEPA➣International Early Psychosis Association |
| IEPA➣Independent Energy Producers Association (also seen as IEPA) |
| IEPA➣Independent Energy Producers Association (also seen as IEP) |
| IEPA➣Independent Electron Pair Approximation |
| IEPA➣Institute of Educational Planning and Administration (University of Cape Coast; Ghana) |