South Carolina Solar Rebates, Tax Credits & Incentives (2026)

Complete guide to solar incentives in South Carolina. See how much you can save with the federal tax credit, state programs, utility rebates, and local incentives.

Last updated: Reviewed by: Sarah Chen
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$13,500 Avg. System Cost (7.5 kW)
$6,075 Net Cost After Incentives
4 yrs Break-Even Timeline
$28,089 20-Year Savings
4.8 hrs Peak Sun Hours/Day
$0.13/kWh Avg. Electricity Rate

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Solar Incentives Available in South Carolina

Here is a breakdown of every solar incentive available to South Carolina homeowners, from federal tax credits to state-specific programs.

IncentiveValueDetails
Federal ITC (30%)$4,050Tax credit on federal return
State Tax Credit (25%)$3,375State income tax credit
Net MeteringfullCredit for excess solar energy exported
Additional Programs: South Carolina Solar Energy Tax Credit of 25% with no cap. One of the best state tax credits in the US.

Explore Solar Financing for South Carolina

$0 down options available. Own your system and claim the 30% federal tax credit. Save up to $1,708/year.

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ROI Analysis: Solar Investment in South Carolina

Based on a 7.5 kW system at $13,500 with 4.8 peak sun hours per day and electricity at $0.13/kWh.

System Cost 13500
Federal ITC Savings 4050
State Incentives 3375
Year 1 Electric Savings 1708
20-Year Net Savings 28089

Annual Energy Production: 13,140 kWh

Annual Electric Bill Savings: $1,708

Total Incentive Savings: $7,425

Net System Cost: $6,075

Break-Even: ~4 years

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⚠ The 30% federal solar tax credit is available through 2032. It drops to 26% in 2033. Lock in maximum savings in South Carolina now.

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Utility Companies in South Carolina

Review net metering policies, export compensation rates, and solar programs for each utility serving South Carolina.

Duke Energy SCNet metering: retailDominion Energy SCNet metering: retailSantee CooperNet metering: retailBlue Ridge Electric CooperativeNet metering: avoided_costBerkeley Electric CooperativeNet metering: avoided_costPalmetto Electric CooperativeNet metering: avoided_costSouth Carolina Electric & GasNet metering: retail

City Solar Reports in South Carolina

Get city-specific solar ROI projections, local incentives, and break-even analysis.

Charleston5 sun hrs · $0.13/kWhColumbia4.9 sun hrs · $0.13/kWhNorth Charleston5 sun hrs · $0.13/kWhMount Pleasant5 sun hrs · $0.13/kWhRock Hill4.8 sun hrs · $0.13/kWhGreenville SC4.8 sun hrs · $0.13/kWhSummerville5 sun hrs · $0.13/kWhHilton Head Island5.1 sun hrs · $0.13/kWhSpartanburg4.8 sun hrs · $0.13/kWhMyrtle Beach5 sun hrs · $0.13/kWh

Best Solar Options in South Carolina

ProviderTypeHighlightRatingAction
EnergySageMarketplaceCompare local South Carolina installers4.8/5Get Quotes
SunrunInstaller$0 down solar in South Carolina4.5/5View Plans
SunPowerPremiumTop efficiency panels4.6/5Get Quote

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Frequently Asked Questions

Homeowners in South Carolina can claim the 30% federal ITC, a 25% state tax credit. Net metering status: full.
The average solar installation in South Carolina costs approximately $13,500 for a 7.5 kW system before incentives. After the federal tax credit and state incentives, the net cost is approximately $6,075.
Based on average electricity rates of $0.13/kWh and 4.8 peak sun hours per day, a solar system in South Carolina typically pays for itself in approximately 4 years.
Net metering in South Carolina is currently classified as "full". This affects how much credit you receive for excess solar energy exported to the grid. Check with your specific utility for current rates.
Based on our calculations, a typical 7.5 kW solar system in South Carolina can save approximately $28,089 over 20 years, factoring in all available incentives.

SolarSavingsAI Research Team

Solar Energy Analysts

Our team analyzes solar incentive data from federal (DOE, IRS), state (DSIRE), and utility sources to provide accurate savings estimates. Data is reviewed quarterly and cross-referenced with NREL benchmarks.

Sources: DOE, IRS, DSIRE, NREL, EIA Updated: 2026 Full Methodology Editorial Standards

Explore Nearby States

Alabama Solar Rebates 4.7 sun hrs · $0.12/kWh Arkansas Solar Rebates 4.7 sun hrs · $0.1/kWh Florida Solar Rebates 5.2 sun hrs · $0.13/kWh Georgia Solar Rebates 4.7 sun hrs · $0.12/kWh Kentucky Solar Rebates 4.2 sun hrs · $0.11/kWh Louisiana Solar Rebates 4.8 sun hrs · $0.1/kWh

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