2012 South Dakota Tax Rates and Wage Bases: Unemployment (UI): Rate: varies by employer UI account. First three year determined by statute: http://dlr.sd.gov/ui/uitaxfaqs.aspx#taxrates A “Contribution and Investment Fee Rate Notice for 2012” is mailed in November for the next year’s rates and wage bases. If you cannot locate, call SD DOL UI Insurance Division 605-626-2312. Wage […]