Monday Map: Top State Corporate Income Tax Rates April 9, 2012 Nick Kasprak Nick Kasprak Today’s Monday Map shows top state corporate income tax rates, as of January 1st, 2012. Click on the map to enlarge it. View a full list of corporate income tax rates and bracket structures here. View previous Monday Maps here. Stay informed on the tax policies impacting you. Subscribe to get insights from our trusted experts delivered straight to your inbox. Subscribe Share Tweet Share Email Topics Corporate Income Taxes Tags State Tax and Spending Policy