Residential Federal Credit: $0·§25D Ended After Dec 31, 2025·50 States + DC Covered·State Incentives Only·Calculator Uses $0 Federal Credit·Real DSIRE Incentive Data·Commercial §48E: General Info, Not Tax Advice·No Sales Calls · No Email Gates·Residential Federal Credit: $0·§25D Ended After Dec 31, 2025·50 States + DC Covered·State Incentives Only·Calculator Uses $0 Federal Credit·Real DSIRE Incentive Data·Commercial §48E: General Info, Not Tax Advice·No Sales Calls · No Email Gates·Residential Federal Credit: $0·§25D Ended After Dec 31, 2025·50 States + DC Covered·State Incentives Only·Calculator Uses $0 Federal Credit·Real DSIRE Incentive Data·Commercial §48E: General Info, Not Tax Advice·No Sales Calls · No Email Gates·Residential Federal Credit: $0·§25D Ended After Dec 31, 2025·50 States + DC Covered·State Incentives Only·Calculator Uses $0 Federal Credit·Real DSIRE Incentive Data·Commercial §48E: General Info, Not Tax Advice·No Sales Calls · No Email Gates·
::INCENTIVE_TAXONOMY

Solar Incentive Types Explained

The federal residential credit does not apply to a system installed in 2026. What remains are state and utility programs. Each works differently and is claimed on its own terms.