This article provides a clear, state-by-state breakdown of all requirements and links involved in the solar installation process, covering every requirement from M0 to M1 through M2 for Virginia. It outlines the documentation, approvals, and compliance steps that installers and sales teams must follow to ensure each project meets state-specific regulations. Designed as a practical guide, it helps teams quickly understand what’s required in each state to keep projects compliant and moving efficiently.
State | Utilities* = Lease Only | Min. Production Factor for Sales (Y1 Prod / DC kW) |
Virginia |
| 550 |
All new M1 submissions starting in 2026 must be 15.0 kW AC or less based on the total inverter nameplate rating. While Dominion allows residential customers to interconnect up to 25 kW, a monthly Standby or Demand Charge of over $6 per kW of peak demand usage is billed per month for solar customers with a system size over 15 kW AC.
*Click on the link for more details
State(s) | Snow Loss (Only use if design platform does not have a total value) | Minimum System Loss without Shade Loss (Includes Snow Loss) |
| 0% | 9.1% |
Requirements by State:
State | Document 1 | Document 2 |
Virginia | PTO | PTO Email/Dashboard Screenshot
|
Subsidized Rate Plan Customer Policy
Some electric utilities offer specialized rate discounts to certain customer groups, such as low income or medical assistance/disability discounts. These programs can vary widely in scope and details. Common utility subsidized rate programs include:
Various low income bill credits / Percentage of Income Payment Plan (PIPP) programs in NJ, PA, CO, OH, NV, VA, IL, WI.