Solar in Wisconsin
Key Solar Metrics
18.2¢/kWh
4.7 peak sun hours
902 kWh/kW
Net Billing
4 active programs
Focus on Energy Solar Electric Rebate
Mixed
Major Utilities
Solar Landscape in Wisconsin
Wisconsin's electricity market includes both investor-owned utilities and cooperative/municipal providers. Utility-specific solar programs vary by provider. Residential customers should check with their specific utility provider for available solar incentive programs, interconnection requirements, and export credit rates.
Permitting
Wisconsin follows local jurisdiction permitting for residential solar installations. Permitting requirements and timelines vary by county and municipality. Homeowners should contact their local building department for specific permit requirements, fees, and inspection schedules. Some jurisdictions in Wisconsin have adopted streamlined solar permitting processes to reduce installation timelines.
Get Your Personalized Estimate
See what solar looks like for your specific situation with our calculator.
Solar Incentives & Rebates
State Programs
Focus on Energy Solar Electric Rebate
$600/kW (approximately $0.60/W) rebate for residential solar, up to $2,400
Wisconsin Net Billing
Wisconsin transitioned to net billing with avoided cost credits for excess generation. Rates vary by utility.
Wisconsin Sales Tax Exemption for Solar
Solar and wind energy equipment is exempt from Wisconsin state sales tax.
Wisconsin Property Tax Exemption for Solar
Solar energy systems are exempt from property tax assessment in Wisconsin.
Wisconsin Net Billing
- Policy Type
- Net Billing
- Credit Type
- Avoided Cost
- System Size Cap
- 300 kW
- Annual Credit Rollover
- No
- Effective Date
- January 1, 2007
Run the Numbers for Wisconsin
Solar in Wisconsin costs $2.86–$3.46 per watt
National average: $3.36/W
See how much you could save