As of 7:23 p.m. I am told the report below is erroneous! I will keep you informed as soon as I learn more.
According to MIRS News, Mike Bishop has laid out a proposal to his Republican caucus to increase the income tax to 4.3% and sources have said the figure is "non-negotiable". You can call Senator Bishop's office to check the validity of this report at 517-373-2417