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Register for Online Sales and Use Tax Filing 

Request access to submit your sales and use tax returns as well as pay online. We accept e-check payments for amounts between $1 and $500,000 with no fee; credit cards are accepted with a 2.39% service fee, payable to the payment processing company; and ACH and electronic payments.

You should receive a login and password within one business day.

If you already have an account, please visit the Online Filing and Payment Portal to reset your password instead of submitting a new form. If you are having issues or problems with a password reset, please contact Revenue at 720-898-7100 for immediate assistance. Thank you!

If you have numerous accounts, please send an email to with account names, account numbers, and account contact information. 



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