C.R.S. § 37-96.5-104

(1) The state engineer, to the extent practicable within existing resources, shall provide information on the state engineer’s website on the permitted use of rain barrels to collect precipitation from residential rooftops, including a description of the limitations set forth in section 37-96.5-103 . (2) If the department of public health and environment informs the state engineer that it has developed best practices in accordance with section 25-1.5-210 , C.R.S., the state engineer shall, to the extent practicable within existing resources, post or link to the department’s best practices on the state engineer’s website.