DOR Taxation web site

Corporation Income

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Colorado has a state income tax.  Colorado's corporation income tax rate is a flat 4.63%.  If the corporation has income from Colorado sources, the corporation most likely must file a Colorado corporation income tax return. 

For more information, please see Publication FYI Income 58, C Corporations and Publication FYI Income 59, Apportionment of Income.

 

The Oregon Department of Revenue is running a Tax Amenesty Program from October 1 through November 19, 2009. Please see the Oregon Tax Amnesty Program Web site for more information.
 
The Virginia Department of Taxation will be running a State Tax Amnesty from October 7 through December 5, 2009. Please see the Virginia Tax Amnesty Program Web site for more information.