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South Carolina R&D Tax Credit

SC R&D Tax Credit

Provides South Carolina companies with support for research expenses through state innovation tax treatment.

OpenSouth Carolina Department of RevenueUnited StatesEligible in South Carolina

South Carolina's Research and Development Tax Credit (TC-18) is a nonrefundable income tax credit equal to 5 percent of qualified research expenses incurred in South Carolina for the applicable tax year. Authorized under SC Code §12-6-3415, the credit is designed to parallel the federal R&D credit framework: a taxpayer must have claimed, or be eligible to claim, the federal IRC §41 research credit…

Qualified research and development expenses incurred in South Carolina that qualify under the federal IRC §41 definition, claimed as a 5% nonrefundable state income tax credit.

CycleiHow often this grant runs — e.g. annually, on a rolling basis, or a one-off call.Annual
Next deadlineiThe next date applications are due. Rolling means you can apply any time.—
Decision timeiTypical time from the deadline to the funder's decision.—
Project durationiHow long the funded work is expected to run.—
Award typeiThe form of funding — grant, equity, loan, tax credit, etc.Tax credit
Match fundingiThe share of project costs you must cover yourself. 0% = fully funded.0%
Funding pooliThe total budget available across all awards in this round.—

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Last verified: 22 Jul 2026Source: dor.sc.gov