| SEPP | Plantaciones Tropical, Ecuador 
| Others |
| SEPP | Sakai Educational Partners Program
| Others |
| SEPP | Secure Electronic Payment Process
| Others |
| SEPP | Secure Electronic Payment Protocol
| Others |
| SEPP | Secure Encryption Payment Protocol
| Others |
| SEPP | Simplified Employee Pension Plan
| Others |
| SEPP | Single Edge Processing Package
| Others |
| SEPP | Single Edge Processor Package
| Others |
| SEPP | Software Engineering for Parallel Processing
| Others |
| SEPP | State Environmental Planning Policy
| Others |
| SEPP | Subsidieregeling Elektrische Personenauto's Particulieren
| Others |
| SEPP | Substantially Equal Periodic Payment
| Others |
| SEPP | Substantially Equal Periodic Payments
| Others |