To resolve the notice, you can either:
- File any missing tax return(s), even if you do not owe any money. Log onto Revenue Online to file a return, including any zero returns, or submit a DR 0100 form. OR,
- Close your sales tax license account with CDOR. Follow the instructions on the letter to close your business.
If you have already filed the return(s) for this period, log into your Revenue Online account to check the status of your return.
- If the Revenue Online records show that your return has NOT been received by the CDOR, please send copies of the return(s) and any canceled check(s) and/or EFT confirmation(s) to the Department or by filing a protest and uploading attachments on Revenue Online
- If the Revenue Online records show that your return HAS been received by the CDOR, please disregard this notification.