DOR Taxation web site

Final Regulations

These finalized regulations are published by the Colorado Department of Revenue for the purpose of promoting a better understanding of taxes implemented by  the State of Colorado. They are administered by the Department of Revenue.

 

Each page contains links to the relevant regulation for each type of tax and reference to the Colorado Revised Statute.  Each page is updated when a regulation has been changed, finalized or new regulations are added.  The Department of Revenue encourages you to visit this site periodically to see what has been updated. When a new or updated regulation has been added or changed a notation will be displayed next to the regulation link.