Article Highlights Interest earned from states’ and local governments’ general purpose obligations that are generally tax-exempt for federal purposes. Earning tax-exempt interest may not put the most after-tax dollars into your pocket. Tax-exempt interest is not subject to the new 3.8% surtax on net investment income. Tax-exempt interest is still treated as income for the … [Read more...] about What’s Best…Tax-free or Taxable Interest Income?