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Online Sales Tax Filing

  • Published
  • Updated
  • by Finance

 Online Sales and Use Tax



We are now accepting electronic and ACH payments. 

Please contact us if you need payment instructions.Online tax return submittal and payment processing is mandatory. Please request online access to ensure a seamless transition.

How Do I Get Started?

If you have an account, you can use the form to request online access. Turn around time is generally less than one hour during regular, business hours....Monday through Friday, 8 AM - 5 PM. Only licensed accounts have the ability to file online. All accounts are required to file and pay online. Please know that we are available to help you, answer questions and assist you with any issues. 

What if I Make a Mistake?

If you made a mistake on your return and want to start over, please call our office at 720-898-7100 and we can help. If you need to amend a return, please send a paper return, reference the correct period and mark AMENDED on the top of the return.

I Have a Debit Block, What is Your ID?

Please be sure to set up company ID 0000000160 BEFORE attempting payment. If you submit payment before this has been set up your bank will reject the payment and you will be required to clear authorizations with your bank and the payment processor before any other payments will be allowed.

How Much Does it Cost?

Online filing is free. Payments are accepted from $1 up to $500,000. We only allow echeck and credit card payments. E-check payments are free and credit card payments are assessed a 2.39% fee which is paid to the payment processing company. ACH and electronic payments are accepted, please contact your personal bank for any related charges.

Contact Information

  •  Main Telephone Number: