If filing by Revenue Online or other electronic filing method and you wish to send a check or money order, complete the form DR 0900 and mail with your payment. Make payable to “Colorado Department of Revenue” and clearly write your Social Security number and “2016 Form 104” on the memo line. Be sure to keep a copy of the money order or note the check number with your tax records.
You can download a copy of Form DR 0900 at https://www.colorado.gov/pacific/sites/default/files/104Book.pdf
Mail to
Colorado Department of Revenue
Denver, Colorado 80261-0008
You can also pay your Colorado tax online by going to: https://www.colorado.gov/pacific/tax/electronic-funds-transfer.
