Colorado Solar Tax Credits & Incentives
2026 Guide
Colorado's rare double battery incentive — state tax credit plus Xcel rebate — makes 2026 the ideal year to add storage.
Federal Solar Tax Credit Update — 2026
The 30% federal ITC expired for homeowner-owned systems on December 31, 2025.
If you installed solar by Dec 31, 2025, claim the 30% credit on your 2025 tax return. Colorado also offers a 10% battery storage state tax credit (through end of 2026) and multiple Xcel Energy rebates.
Colorado Solar Tax Credits & Incentives
Every credit, exemption, and rebate available in CO
Federal ITC Carryforward
30% of system cost
Claim the full 30% Residential Clean Energy Credit on your 2025 return for pre-2026 installations.
Eligibility
- Installed solar/battery by December 31, 2025
- File 2025 tax return by April 15, 2026
- Nonrefundable — excess carries forward
Colorado Battery Storage Tax Credit
10% of battery cost
Colorado offers a 10% state tax credit specifically for battery storage installations. On a $10,000 battery, that's a $1,000 credit. This credit expires at end of 2026.
Eligibility
- CO resident homeowner
- Minimum 3 kWh battery capacity
- Install by December 31, 2026
Xcel Energy Solar*Rewards
$1/watt (up to $5,000)
Generous upfront rebate — a typical 5 kW system gets $5,000. Note: 2025 budget was fully allocated. Watch for 2026 budget reopening in early 2026.
Eligibility
- Xcel Energy customer
- Residential solar installation
- Subject to available budget
Xcel Renewable Battery Connect
$350/kW (up to $5,000)
Battery rebate at $350/kW upfront (up to $5,000) plus $100/year for 5 years. Income-qualified households get $800/kW. 94% of allocated funds still available!
Eligibility
- Xcel Energy customer
- Battery storage installation
- Income-qualified: $800/kW
- Plus $100/year for up to 5 years
Property Tax Exemption
100% exemption
Full exemption for added home value from solar installation. Your property taxes stay the same.
Eligibility
- Any CO homeowner with solar
- Residential property
- Automatic
Sales Tax Exemption
2.9% state tax waived
2.9% state sales tax waived on solar purchases. Additional local tax exemptions may apply depending on jurisdiction.
Eligibility
- Any solar purchase in CO
- State sales tax waived
- Automatic at purchase
Key Deadlines for Colorado Solar Owners
Don't miss these time-sensitive opportunities
April 15, 2026CRITICAL
Last day to file 2025 taxes and claim the 30% federal ITC
December 31, 2026CRITICAL
Colorado battery storage state tax credit (10%) expires
July 4, 2026
Deadline for third-party providers to begin construction for Section 48E credits
Battery Storage — The #1 Opportunity in Colorado
Colorado offers a rare double battery incentive: 10% state tax credit PLUS Xcel Renewable Battery Connect rebate ($350/kW). With 94% of Xcel battery funds still available and the state credit expiring end of 2026, now is the optimal time to add storage.
Net Metering in Colorado
One of the strongest net metering policies nationally. Full kWh-for-kWh credit rollover (1:1 ratio) that rolls over indefinitely. Applies to all utilities and co-ops except some small municipals.
Frequently Asked Questions
Common questions about solar tax credits in Colorado
Does Colorado have a state solar tax credit in 2026?
Colorado doesn't have a traditional solar panel tax credit, but it does offer a 10% state tax credit specifically for battery storage installations (through December 31, 2026). This is one of the few state-level battery credits in the country.
Can I stack the Colorado battery credit with Xcel rebates?
Yes! You can combine the 10% state battery tax credit with Xcel Energy's Renewable Battery Connect rebate ($350/kW, up to $5,000). This double incentive makes 2026 the ideal year to add battery storage in Colorado — total battery savings can exceed $6,000.
What is Xcel Energy's Solar*Rewards program?
Solar*Rewards offers $1/watt in upfront rebates — a typical 5 kW system gets $5,000. However, the 2025 budget was fully allocated. Watch for the 2026 budget reopening, which is expected in early 2026.
How does Colorado's net metering work?
Colorado has one of the strongest net metering policies nationally. Full kWh-for-kWh credit rollover (1:1 ratio) with credits rolling over indefinitely (no annual expiration). This applies to all utilities and co-ops except some small municipals.
When does the Colorado battery tax credit expire?
The 10% Colorado battery storage state tax credit expires December 31, 2026. You must install your battery by this date to qualify. With Xcel's battery rebate still 94% funded, 2026 is the optimal window for battery storage in Colorado.
Solar Tax Credits in Colorado Cities
Find Out Exactly What You Qualify For in Colorado
Get a personalized report identifying every federal, state, and local incentive you're eligible for. Includes dollar estimates, application guidance, and matched installer recommendations for Colorado.
Solar Tax Credits in Other States
Compare solar tax credits and incentives across the top 10 solar states