HB 1639 -- Income Tax: Reduces Individual Tax Rates Sponsor: Wright This bill lowers the tax percentage rates of the 10 income brackets used in the computation of individual income tax liability. The bill lowers the tax percentage of each income bracket by 0.5%. The top rate for taxable income over $9,000 will be 5.5% instead of 6%. The rate reduction will apply to tax years beginning after January 1, 2002.Copyright (c) Missouri House of Representatives