Individual Income Tax | Estimated Payments


    Due Dates

    Estimated tax payments are due in four equal installments on the following dates. For additional information, see FYI Income 51.

    • April 15 (first calendar quarter)
    • June 15 (second calendar quarter)
    • September 15 (third calendar quarter)
    • January 15 (fourth calendar quarter)

    If the due date falls on a Saturday, Sunday or state holiday, payment is due on the next business day.

    Estimated Payment Information

    • For instructions on how to compute estimated income tax, see the worksheet provided on the DR 0104EP form. 
    • You can see a record of your estimated tax payments in your Revenue Online account.
    • Estimated tax payments are claimed when you file your Colorado Individual Income Tax Return (DR 0104).

    Payment Methods

    Pay Online

    Credit/Debit Card or E-Check

    Credit/debit card or e-check through Revenue Online. You do not need to be logged in to your Revenue Online account to make the payment. Visit the Credit/Debit Card or E-Check web page for more information.

    Electronic Funds Transfer (EFT)

    You must register in advance for Electronic Funds Transfer. Visit the How to Register for EFT web page for more information.

    Check or Money Order

    Make the check or money order payable to the Colorado Department of Revenue.

    • A check should never be sent to the Department of Revenue without a voucher form.
    • Do not send a copy of the return.
    • Write your Social Security number, the tax year and the words 'Form 104EP' on the check.
    • Do not staple the check to your paper return.

    Send the payment to:
    Colorado Department of Revenue
    Denver, CO 80261-0008