| Acronym | Meaning |
| ERP | Early Reduction Program |
| ERP | Earthquake Response Plan |
| ERP | Economic Recovery Plan (various locations) |
| ERP | Economic Report of the President |
| ERP | Ecosystem Research Program (various organizations) |
| ERP | Ecosystem Restoration Program (California) |
| ERP | Edilizia Residenziale Pubblica (Italian: Public Housing) |
| ERP | Education Refund Plan (Saudi Aramco; Saudi Arabia) |
| ERP | Effective Replacement Policy |
| ERP | Electronic Requirement Plan |
| ERP | Electronic Road Pricing (Singapore roads) |
| ERP | Emergency Ration Pack |
| ERP | Emergency Recovery Plan |
| ERP | Emergency Response Procedure |
| ERP | Emissions Reduction Plan (various organizations) |
| ERP | Emitter, Receiver, Processor |
| ERP | End-Route Rally Point |
| ERP | Energy Research Partnership (UK) |
| ERP | Enforcement Response Plan |
| ERP | Enforcement Response Policy |
| ERP | Engagement Range Program |
| ERP | Engineering Requirements Plan |
| ERP | Entity Reporting Process |
| ERP | Environmental Resource Permit |
| ERP | Environmental Restoration Plan |
| ERP | Environmental Restoration Project (various organizations) |
| ERP | Environmental Results Program |
| ERP | Environmentally Responsible Procurement |
| ERP | Equipment Reception Point |
| ERP | Equipment Replacement Plan |
| ERP | Estimated Resident Population (Australia) |
| ERP | Établissement Recevant du Public (French: Establishment Open to the Public) |
| ERP | European Recovery Plan |
| ERP | Event Response Procedure |
| ERP | Exchange Rate Policies |
| ERP | Executive Readiness Program (formerly Pre-XD) |
| ERP | Expedited Removal Process (US FEMA) |
| ERP | Expeditionary Reach Package |
| ERP | Expense Reduction Program |
| ERP | Experience Rating Plan (insurance) |
| ERP | Extended Range Projectile |
| ERP | Extended Refit Program (US DoD) |