- Alexandria15 business days
- Arlington County7 business days
- Fairfax County7 business days
- Loudoun County18 business days
- Prince William County12.5 business days
Virginia utility interconnection
| Utility | Approval before install | Apply via | Fee | Utility response | System size cap | Capacity map |
|---|---|---|---|---|---|---|
| Northern Virginia Elec Coop (NOVEC) | Required | No fee | 10 days (required by rule) | 100% of annual usage | Not on record | |
| Virginia Electric & Power Co (VEPCO / Dominion) | Required | No fee | 10 days (required by rule) | No size cap on record | Not on record |
Source: SolarTRACE, National Renewable Energy Laboratory (NREL), 2025-09-09 release. Times are medians for residential solar in the year shown. Requirements change — confirm current rules, fees and forms with the jurisdiction before you submit.