| Acronym | Definition |
|---|
| NEPA | National Environmental Policy Act of 1969 |
| NEPA | Northeastern Pennsylvania |
| NEPA | Never Expect Power Always |
| NEPA | National Electric Power Authority |
| NEPA | New England Press Association (since 1950) |
| NEPA | National Environment Protection Agency |
| NEPA | Newsletter & Electronic Publishers Association (now Specialized Information Publishers Association) |
| NEPA | North East Productivity Alliance |
| NEPA | National Environmental and Planning Agency (Jamaica) |
| NEPA | National Energy Policy Act of 1992 |
| NEPA | Nuclear Energy for the Propulsion of Aircraft |
| NEPA | National Environmental Protection Act of 1969 |
| NEPA | North East Publicity Association (UK) |
| NEPA | Nigeria Electric Production Authority |