Looks like Colorado finally came to their senses and is going to allow lighted nocks and recording devices on bows. Plus a lot more changes.
http://cpw.state.co.us/Documents/RulesRegs/Regulations/Ch02.pdf
Here is the link to the regulation changes
http://cpw.state.co.us/Documents/RulesRegs/Regulations/Ch02.pdf
Here is the link to the regulation changes