Solar Energy, Small Hydropower, and Geothermal Tax Credit (Corporate)
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In any given tax year, $3,500, or 50% of taxpayer's tax liability for that taxable year, whichever is less. If the amount of the credit exceeds $3,500 for each facility, the taxpayer may carry forward the excess for up to ten years.
25% of eligible costs
The maximum credit a taxpayer may take in any one tax year is $3,500 for each facility or 50% of the taxpayer's tax liability for that taxable year, whichever is less. Unused credit, or credit that exceeds the annual cap, may be carried forward for 10 years.
The term "system" includes "all controls, tanks, pumps, heat exchangers, and other equipment used directly and exclusively for the solar-energy system." The term "system" does not include any land or structural elements of the building, such as walls and roofs, or other equipment ordinarily contained in the structure.
Solar-thermal systems must be certified by the Solar Rating and Certification Corporation (SRCC) or a comparable entity endorsed by the South Carolina Energy Office to qualify for the credit, unless the system was installed before June 19, 2007.
The South Carolina Department of Revenue offers forms and instructions for claiming the tax credit.
Pursuant to House Bill 3874, the geothermal tax credit will expire on January 1st, 2019 and is capped at $2.5 million dollars.