Colorado Income Taxes and State Tax Forms
- Form DR 8453, Individual Income Tax Declaration for Electronic Filing
- Form DR 0900, Individual Income Tax Payment Voucher for Electronic Filers, Telefilers
and Netfilers
- Form DR 1316, Colorado Source Capital Gain Affidavit
- Form DR 102, Claim for Refund on Behalf of Deceased Taxpayer
- Form 104-EP, Estimated Income Tax Payment Voucher
- Form 104, Individual Income Tax Return
- Form 204, Underpayment of Individual Estimated Tax
- Form 104CR, Individual Credit Schedule
- Form 104 AMT, Alternative Minimum Tax Computation Schedule
A list of all Colorado State efile Income Tax Return Error Reject Codes.
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