HB 1551 -- Corporate Income Tax Rates Sponsor: Stevenson This bill authorizes a gradual reduction in the corporate income tax rate from 6.25% to 5% for 2009; 3.75% for 2010; 2.5% for 2011; 1.25% for 2012; and no corporate income tax will be imposed for 2013 and thereafter.Copyright (c) Missouri House of Representatives