| Abbreviation |
Description |
| RTO |
Regional Transmission Organization |
| SAIC |
Science Application International Corporation |
| SAIDI |
System Average Interruption Duration Index |
| SAIFI |
System Average Interruption Frequency Index |
| SEC |
Securities and Exchange Commission |
| SETF |
Sustainable Energy Trust Fund |
| SEU |
Sustainable Energy Utility |
| SMPPI |
Smart Meter Pilot Program, Inc |
| SOS |
Standard Offer Service |
| T&D |
Transmission and Distribution |