South Dakota Ready to Pull a Coakley February 3, 2010 Kail Padgitt Kail Padgitt South Dakota took the crown this year in the annual State Business Tax Climate Index. After a number of years of finishing second to Wyoming, South Dakota had the best business tax climate in the nation. Perhaps owing to their humble nature, South Dakota seems to have its minds made up to not repeating their performance. HJB 1002 if passed would impose a 6% corporate tax. A tax of this sort would destroy South Dakota’s Index score as well as send wrong message to business. While it might be hard to say why a democrat lost the Massachusetts senate seat, it’s easy to know why South Dakota would fail in terms of a business friendly environment. Stay informed on the tax policies impacting you. Subscribe to get insights from our trusted experts delivered straight to your inbox. Subscribe Share Tweet Share Email Topics Corporate Income Taxes