C.R.S. § 25-17-304

(1) Effective July 1, 2013, each state agency shall recycle its electronic devices. The agency shall use only a recycler that is certified to a national environmental certification standard such as the R2 or e-steward standards or other comparable recycling or disposal standard; except that this certification requirement does not apply to processing for reuse conducted on behalf of state agencies as stipulated in section 17-24-106.6 , C.R.S., by the division of correctional industries created in section 17-24-104 , C.R.S. The commission may adopt rules to avoid the use of certifications that are not comparable. (2) Upon receipt of a device, a recycler that accepts an electronic device from a state agency shall provide the agency with appropriate documentation verifying the recycler’s certification as required in subsection (1) of this section.