| IEEP | Incapacitated Emergency Egress Practice 
| Others |
| IEEP | Inclusive Elementary Educator Program
| Others |
| IEEP | Independent Energy Efficiency Program
| Others |
| IEEP | Inland Empire Economic Partnership
| Others |
| IEEP | Innovative Energy Efficiency Project
| Others |
| IEEP | Institute for European Environmental Policy
| Others |
| IEEP | Institute of European Environmental Policy
| Others |
| IEEP | Instituto Ecuatoriano de Economia Politica
| Others |
| IEEP | International Entrepreneurship Educators Programme
| Others |
| IEEP | International Environmental Education Programme
| Others |