Solar States

North Carolina · homeowner planning guide

Solar panels in North Carolina: costs, incentives & payback

North Carolina went from under 1 MW of solar in 2007 to one of the country's largest solar markets — for a decade the No. 2 state for installed capacity — with roughly 9% of its electricity now coming from the sun.

Sun resourceHigh sun resource
Sun (2024)4.57 kWh/m²/day
Federal credit30% (2022–25 installs only)
State incentiveCheck eligibility
Export rulesCheck utility tariff

Guide updated: 2026-09-11. Earlier local source notes dated 2026-08-16. Current program eligibility requires a separate check.

Plan with your own numbers

Solar tools for North Carolina homeowners

Start with the solar calculator using your bill, fixed charges, self-consumption and export-price assumptions. The utility rules below are not automatically applied in the calculator. Utility production charges may need a separate adjustment; this is a planning scenario, not a utility tariff simulation or guaranteed savings.

Estimate solar size and cost in North CarolinaCalculate panels for a North Carolina homeEstimate North Carolina solar paybackCheck solar production context for North CarolinaEstimate solar panels for EV charging in North Carolina

Before comparing solar quotes in North Carolina

For your North Carolina quote, which utility rate option is available to a new solar customer, and how does the calculation handle peak-period use?

  1. Compare cash cost first. Divide the quoted solar cash price by system size in watts. Keep batteries, roof work and financing fees separate. Compare quotes by cost per watt.
  2. Separate incentives from bill savings. Require written eligibility and approval for each state or utility benefit. A pending application is not a guaranteed payment.
  3. Test the payback assumptions. Use your actual electricity bill and applicable export terms. Estimate your solar break-even year without unconfirmed incentives.

Federal credit: distinguish a past installation from a new one

The IRS states that the residential clean energy credit is not available for property placed in service after December 31, 2025. Paying before that date does not make a later completed installation eligible. A qualifying unused credit from an earlier installation is a separate tax question. Read the IRS credit guidance and installation-deadline FAQ (question 7).

Federal guidance checked 2026-09-11. This is general planning information, not individualized tax advice.

Source checks for North Carolina homeowners

EIA North Carolina energy profile provides state energy context, not a residential installation quote. Confirm current incentives with the administering agency and export terms with the utility named on your bill. These research links are not a confirmation that every local program described in the guide is currently open.

State context and earlier source notes

The notes below retain their recorded source dates. A dated reference is not a current tariff or an incentive approval; check the administering agency before relying on a financial claim.

  • source note 2026-08-16North Carolina's installed solar capacity grew from under 1 MW in 2007 to multi-GW scale by the late 2010s, ranking among the top U.S. states for cumulative solar MW (EIA). — U.S. EIA electricity annual/state data for North Carolina — accessed 2026-08-16
  • source note 2026-08-16By the early 2020s solar supplied on the order of high-single-digit to ~9%+ of North Carolina electricity in EIA tallies — among the higher solar shares in the Southeast. — U.S. EIA North Carolina state electricity profile — accessed 2026-08-16
  • source note 2026-08-16Duke Energy Carolinas/Progress operate rebate and DG interconnection programs approved by the NCUC; residential export treatment follows utility riders rather than a NJ-style SREC cash market for most homes. — N.C. Utilities Commission orders; Duke Energy NC solar rebate/DG tariffs — accessed 2026-08-16
  • source note 2026-08-16Marketplace quote data have shown North Carolina among the lower $/W state averages in EnergySage-era national snapshots — competitive installer density matters. — EnergySage state market data for North Carolina — accessed 2026-08-16
  • source note 2026-08-16Federal 30% Residential Clean Energy Credit applied to qualifying NC systems in service through Dec 31 2025 per the IRS; the former state renewable energy tax credit for residential has expired. — IRS Residential Clean Energy Credit guidance; DSIRE NC expired credit notes — accessed 2026-08-16

The 30% federal Residential Clean Energy Credit applied to qualifying systems in service by December 31, 2025 — per the IRS, property placed in service after that date does not qualify, so new 2026 installations cannot claim it. State and utility programs change often; the notes above carry their source date. See the federal credit guide.

Questions homeowners ask

Does North Carolina have net metering?
Yes — Duke Energy (the main investor-owned utility) offers net metering to customer-generators, and residential customers can stack it with the utility's solar rebate program for systems installed after January 1, 2018. The exact rate you are credited depends on your rate class and tariff; check the current Duke Energy North Carolina solar tariff before sizing your system.
Is there a state solar tax credit in North Carolina?
No — not anymore. The old state renewable-energy tax credit (which was a headline reason NC became a solar leader) is expired, and the remaining state policy is the renewable energy portfolio standard. Today the main financial support for homeowners is the federal credit (30% for systems placed in service by Dec 31 2025 — see Guide #1) plus utility rebate and net-metering benefits.
Is solar worth it in North Carolina?
Generally yes. North Carolina grew from under 1 MW of solar in 2007 to one of the country's largest solar markets, solar now supplies roughly 9% of state electricity, and the 2026 marketplace average quote is about $2.34/W — among the more competitive prices in the country. Duke Energy's net metering plus its residential solar rebate strengthen the case; the precise payback depends on your utility tariff and how the rebate applies to your system.
How competitive are solar prices in North Carolina?
Very. Marketplace price data put the average installation quote at about $2.34 per watt in 2026 (average system 13.9 kW) — below the national average, thanks to a mature installer base and large in-state utility-scale supply chain. Getting three quotes remains the cheapest way to make sure you land at or below that average.
How much does the federal solar credit cover?
The federal Residential Clean Energy Credit covered 30% of qualified costs for systems in service from 2022 through December 31, 2025. Per the IRS, the credit is not available for property placed in service after that date. North Carolina-specific programs are being verified and will appear here as confirmed.
Do I need a battery with solar in North Carolina?
Not always — where utilities pay full-retail net metering, a battery's value is lower. Where net billing cuts export credits, batteries let you shift your own energy into the evening. Your North Carolina utility tariff determines the math.
Can I install solar panels myself in North Carolina?
DIY installs happen, but most utilities require a licensed electrician, permits and an inspection before interconnection. Check North Carolina's permit office and your utility's interconnection rules first.

How to buy solar in North Carolina — the honest version

  1. Model the math first. Get 2–3 quotes in $/W (dollars per watt, before credit) and compare on that number — not on "savings" projections. Use the quote scorecard.
  2. Check your utility's export rules. Retail net metering vs net billing changes whether you want a battery — see the notes above and the battery planner.
  3. Ask about the hidden three: permits, HOA rules and roof condition — walk the 16-question checklist before you sign.
  4. Confirm local sun. Measured 2024 irradiance for North Carolina is on the sun look-up; national literacy starts at the federal credit guide.