South Carolina Department of Employment and Workforce - Unemployment Tax 1 South Carolina Department of Revenue - Income Tax Withholding 1 South Carolina Unemployment South Carolina Department of Employment and Workforce - Unemployment South Carolina Income Tax Withholding South Carolina Department of Revenue - Income Tax Withholding Wage: US-SC Unemployment WAGE_US_SC_UNEMP ER: US-SC Unemployment ER_US_SC_UNEMP EE: US-SC Income Tax Withholding EE_US_SC_INC_WITHHOLD