The federal credit gets most of the attention, but it's often just one layer of available incentives — several more are worth checking before you assume you've found them all.
State tax credits: available in some states, not others
A handful of states offer their own income tax credit on top of the federal one — New Mexico, Massachusetts, South Carolina, and a few others have historically offered meaningful state credits, though amounts and caps vary and change over time. Check your specific state's page for current status rather than assuming based on a general impression.
Property tax exemptions
Many states exempt the added home value from solar panels from property tax assessment — meaning your property tax bill doesn't rise just because you added a valuable system, even though the home's market value likely did increase. This varies by state and is worth confirming isn't automatically applied without action on your part.
Sales tax exemptions
Some states exempt solar equipment purchases from sales tax entirely, a straightforward upfront savings on the purchase itself rather than a tax credit claimed later.
Utility rebates
Some utilities offer their own rebate programs independent of state or federal incentives, sometimes with limited funding rounds that can run out — checking your specific utility's current program status (not just general awareness that programs exist) matters since availability changes.
Performance-based incentives
A smaller number of programs pay based on actual energy production over time rather than a one-time credit — Rhode Island's Renewable Energy Growth program and Massachusetts's SMART program are examples of production-based incentive structures rather than simple tax credits.
Frequently asked questions
Can I combine the federal tax credit with state incentives?
Generally yes — most state incentives are designed to stack with the federal credit rather than replace it, though the specific interaction (like whether a rebate reduces the federal credit's basis) can vary, so check the specific program's rules.
How do I find out what incentives are available in my specific area?
Your state's page here is a starting point, and the Database of State Incentives for Renewables (DSIRE) is a commonly used comprehensive resource for current program details by location.