Effective January 1, 2013, the District of Columbia will no longer exempt the income on municipal bonds issued by all municipalities. This change was originally slated to take effect January 1, 2012, but the tax was delayed one year in mid-2012. It remains to be seen whether the DC City Council will delay the tax again this year. If the new law is allowed to take effect, income from the following bonds will continue to be tax exempt for DC tax purposes: