Plug-In Solar in Mississippi — Status: unclear
Is Plug-In Solar Legal in Mississippi?
No dedicated statewide plug-in solar law is identified in our tracker for Mississippi. That does not automatically permit or prohibit every configuration: grid-connected, zero-export, and electrically isolated off-grid systems can be treated differently. Before installing or connecting equipment, confirm current utility or interconnection rules, local code or permit requirements, property or lease conditions, outlet and electrical suitability, and the equipment listing and manufacturer instructions.
Last Updated: March 2026
Key Information
| Average Electricity Rate | 12.6¢/kWh |
| Estimated Annual Savings | $165/year |
| TOU Rate Spread | 3¢/kWh |
| Peak Sun Hours/Day | 5 |
| Retail Choice | none |
What You Can Do
No specific plug-in solar law. Traditional rooftop solar available. Entergy Mississippi offers solar programs.
What You Can't Do (Yet)
Utilities require interconnection agreements for grid-tied systems.
Available Rebates & Incentives
Net metering available through Entergy Mississippi. No active state solar tax credit or rebate in Mississippi. The federal 30% ITC (Section 25D) expired December 31, 2025.
Incentive Program Links
- DSIRE — Mississippi Solar Incentives — Full list of Mississippi state and utility solar incentive programs.
Demographics (US Census 2023)
| Population | 2,943,045 |
| Total Households | 1,145,431 |
| Owner-Occupied | 801,802 |
| Renter-Occupied | 343,629 |
| Single-Family Homes | 944,511 |
| Apartment Units (5+) | 129,295 |
| Median Household Income | $56,447 |
| Median Home Value | $169,800 |
Solar Resource Data (NREL PVWatts)
| Peak Sun Hours/Day | 5.22 |
| Optimal Tilt Angle | 20° |
| Optimal Azimuth | Due South (180°) |
| Est. Annual kWh (800W system) | 1142 kWh |
| Best Solar Months | April–September |
Major Utilities
| Utility | Customers | Net Metering |
|---|---|---|
| Entergy Mississippi | ~459,000 customers | Yes |
| Mississippi Power | — | Yes |
Explore Your Next Steps in Mississippi
Use these tools and guides alongside the state-specific rules above to evaluate your space, potential savings, and the right connection approach.
- Compare every state — Return to the national tracker to compare enacted laws, pending bills, and unclear jurisdictions.
- Check your MS setup readiness — Review placement, outlet, property, and state-rule questions before choosing equipment.
- Estimate savings in Mississippi — Use your location and setup assumptions to estimate bill savings and storage value.
- Understand off-grid and grid-connected use — Separate truly off-grid or portable solar from equipment that connects to a building circuit or utility grid.