C.R.S. § 34-22-106: Reciprocity.

The board may recognize certification by another state if such certification requirements are substantially similar to the certification requirements of this article. The holder of certification recognized as equivalent may be employed in coal mines of this state for a period to be determined by the board upon presentation of an equivalent certification from another state. The board, following review of such equivalent certification, may certify the applicant for the same position.