Find Best Tax Software,Tax Accountant


Colorado File Extension

There is no form, paper or electronic, to fill out and no need to notify the Department of Revenue that you are taking the extension. If you owe state income tax, 90 percent of your tax liability must have been paid on or before April 15 to avoid penalties.

Forms to Use:

Form DR 158-I


Colorado Extension to File

Check other state tax links below.

Last Updated ( Sunday, 10 January 2010 04:47 )