Videos Expand All General Sales Tax “How-To Videos” How to Look Up Sales Tax RatesHow to Add Non-Physical Sites in Revenue OnlineOut-of-State Retailer Registration to Apply for a Sales Tax License using Revenue OnlineHow to Renew Your Sales Tax License Using Revenue OnlineHow to Verify a Sales Tax License Expand All How to File and Amend Sales Tax Returns Using Revenue Online How to File a Sales Tax Return using Revenue OnlineHow to File a Special Events Sales Tax Return using Revenue OnlineAmending a Sales Tax Return in Revenue OnlineHow to File a Consumer Use Tax Return using Revenue Online Expand All How to Navigate and File Sales Tax Returns Using the Sales & Use Tax System (Legacy Version) How To Register a New UserHow to Add an Existing Business to Your SUTS AccountHow to Apply for a New Colorado Account Number (CAN) & Register for SUTSIntroduction to the Sales & Use Tax SystemIntroduction to the Sales & Use Tax SystemHow To Make a PaymentFile Using XML How to Navigate and File Sales Tax Returns Using the New and Approved Sales & Use Tax System (SUTS 2.0) COMING SOON! IN PROGRESS: Brochures & Other Print Resources How to Look Up a Colorado Account Number (CAN) Points of Compliance Brochure