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 |
June 2026 Update: HB1255 increases the limit to 20 kW AC before demand/standby charges can apply. Palmetto advocated on behalf of this bill in the Virginia legislature. The bill was recently signed into law. A bill's effective date does not equal the date utilities will be ready to implement across their tariffs and billing systems.
HB 1255 passed in the Virginia legislature requiring Dominion Virginia Power to increase the threshold from 15 to 20 kW AC before they may charge Standby fees, also known as demand charges, on residential solar customers.
*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
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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.


