| Acronym | Definition |
|---|
| EPA | Environmental Protection Agency (US; Denmark) |
| EPA | Economic Partnership Agreement |
| EPA | Environmental Protection Act (UK) |
| EPA | Environment Protection Authority |
| EPA | Energy Policy Act of 2005 |
| EPA | East Palo Alto (California) |
| EPA | Equal Pay Act |
| EPA | Environmental Protection Administration (Taiwan) |
| EPA | Eicosapentaenoic Acid (essential fatty acid) |
| EPA | European Pressphoto Agency |
| EPA | Encuesta de Población Activa (Spain) |
| EPA | Enduring Power of Attorney |
| EPA | Europäisches Patentamt (European Patent Office) |
| EPA | Euronext Paris |
| EPA | Economic Price Adjustment |
| EPA | End Point Adjustment (radio control transmitter) |
| EPA | English Pool Association |
| EPA | Établissement Public d'Aménagement (French: Public Planning Establishment) |
| EPA | Établissement Public à Caractère Administratif (French: Public Institution of an Administrative Nature; corporate structure) |
| EPA | Effective Project Approval (Canada) |
| EPA | École du Patrimoine Africain (French: School of African Heritage) |
| EPA | Effective Projected Area |
| EPA | Economic Planning Agency (Japan) |
| EPA | Estudiantes por la Autonomía (Spanish: Students for Autonomy) |
| EPA | Eastern Psychological Association (Piscataway, NJ) |
| EPA | European Parents Association |
| EPA | European Patent Attorney |
| EPA | Electrostatic Protected Area |
| EPA | European Parking Association |
| EPA | European Photochemistry Association |
| EPA | Ethiopian Privatization Agency |
| EPA | Educational Paperback Association |
| EPA | Economics and Public Affairs |
| EPA | Enhanced Performance Architecture |
| EPA | Einmannpackung (German army one-person food ration) |
| EPA | Educational Programs Abroad |
| EPA | Eastern Planning Area |
| EPA | Extension Planning Area |
| EPA | European Productivity Agency |
| EPA | Educational Partnership Agreement |
| EPA | Ecole des Pupilles de l'Air (French) |
| EPA | Evasion Plan of Action (combat search and rescue) |
| EPA | Electron Positron Accumulator |
| EPA | Email Protection Agency (EarthLink) |
| EPA | Ethyl Phosphonic Acid |
| EPA | Equilibrium Point Analysis |
| EPA | Emergency Preparedness Analysis |
| EPA | Extended Planning Annex |
| EPA | Enhetsprisaktiebolaget (former Swedish department store) |
| EPA | Equity Principal Audition |
| EPA | European Part Approval (aviation safety) |
| EPA | Energetic Particle Analyzer |
| EPA | Europäische Presse Agentur (European news agency) |
| EPA | Electronic Purchasing Agreement |
| EPA | Elites Per Acre (gaming) |
| EPA | Excellent Paper Award |
| EPA | Environmental Prediction Assessment |
| EPA | Error-Prone Abbreviation |
| EPA | End Point Analyzer |
| EPA | Error Performance Analysis |
| EPA | Exoatmospheric Penetration Aid |
| EPA | Emergency Program Action |
| EPA | Extended Planning Agency |
| EPA | Estimated Position Arc |
| EPA | Enosi Polyteknon Athinon (Athens Union of People Who Have Many Children) |
| EPA | Emergency Power Addition |
| EPA | Einheits Preis AG |
| EPA | Enlisted Program Authorization (US DoD) |
| EPA | Ethernet for Plant Automation |
| EPA | Energy Poverty Action (joint initiative) |
| EPA | Education Program Assistant |