| IEIA | Incentives for Energy Independence Act 
| Others |
| IEIA | Indian Exhibition Industry Association
| Others |
| IEIA | Innovation and Entrepreneurship Investment Authority
| Others |
| IEIA | Institute on Economics and International Affairs
| Others |
| IEIA | Instituto de Estudios e Investigaciones Ambientales
| Others |
| IEIA | International Electricity Infrastructure Assurance
| Others |