FinancingUp to date · Jan 15, 2026
Adder (Tax Credit Bonus)
Additional percentage points on top of the base 30% ITC for projects meeting specific criteria: low-income community (+10-20%), domestic content (+10%), energy community (+10%), under 5 MW (+10%).
Why It Matters
Adders can increase a project tax credit from 30% to 50-70%. Community solar projects in low-income areas with domestic panels can stack multiple adders.
Related Tools
Related Terms
Federal Tax Credit (ITC)
Investment Tax Credit allowing homeowners to deduct a percentage of solar installation costs from federal taxes. Currently 30% through 2032.
IRA (Inflation Reduction Act)
Landmark 2022 federal legislation that extended and expanded clean energy tax credits, including the 30% solar ITC through 2032, and added new incentives for batteries, heat pumps, and EVs.