CO Required Information
To file the CO DR-100 form you will need to enter the following information:
- Colorado Location/Jurisdiction Code - The Location/Jurisdiction Code is a six digit number that is a combination of the county and city codes for your place of business. Find your Location/Jurisdiction code on the Colorado Department of Revenue website.
Note: TrustFile is only able to handle single location filing for CO. If you have multiple locations registered with the state you will either need to file the return directly with the state or contact your Avalara account manager to discuss options.