| Abbreviation | Definition |
|---|---|
| LAWDA | Lakes and Waterways Development Authority |
| LCA | Lehigh County Authority |
| LCAA | Lebanese Civil Aviation Authority |
| LCDA | Lyon County Development Authority |
| LCRA | Lower Colorado River Authority |
| LCSA | Local Community Stabilization Authority |
| LCVAP | LEA (Local Education Authority) Co-ordinated Voluntary Aided Programme (UK schools) |
| LCWA | Los Cerritos Wetlands Authority |
| LDFA | Local Development Finace Authority |
| LEA | Law Enforcement Authority |
| LIMS | Land Information Management System |
| LLAMA | LCTP Local Authority Measures Analysis |
| LLFA | Lead Local Flood Authorities |
| LLFA | Lead Local Flood Authority |
| LMAQ | Livestock and Meat Authority of Queensland |
| LMMA | Lake Meade Municipal Authority |
| LMRA | Labor Market Regulatory Authority |
| LMTA | Ludington Mass Transportation Authority |
| LNRA | Lavaca-Navidad River Authority |
| LOA | Line Of Authority |