6 Colo. Code Regs. § 1007-1-2-N
Any person who operates an analytical, industrial or other non-healing-arts radiation generating machine shall be an individual who:
2N.1 For industrial radiography, has complied with all applicable training and experience requirements of Part 5 and these regulations.
2N.2 For all non-healing-arts applications subject to Part 8 (including but not limited to analytical, forensic, morgue, and homeland security uses) but not subject to Part 5, has provided written documentation as evidence of:
2N.2.1 At least eight (8) hours of general training and experience in radiation safety acceptable to the Department, except as follows:
2N.2.1.1 One (1) hour for any hand-held non-healing-arts radiation generating machine; or
2N.2.1.2 One (1) hour for any cabinet or self-contained airport or port-of-entry x ray machine or system; or
2N.2.1.3 Sufficient training and experience acceptable to the Department.
2N.2.2 The training required by 2N.2.1 shall include radiation safety training specific for each radiation machine used, and demonstration of an understanding thereof, including instruction in the:
2N.2.2.1 Proper operating procedures for the equipment, having read the operating manual;
2N.2.2.2 Identification of radiation hazards associated with the use of the equipment;
2N.2.2.3 Significance of the various radiation warning, safety devices, and interlocks incorporated into the equipment, or the reasons they have not been installed on certain pieces of equipment, and the extra precautions required in such cases;
2N.2.2.4 Recognition of symptoms of an acute localized exposure; and
2N.2.2.5 Proper procedures for reporting an actual or suspected exposure; and
2N.2.3 Has subsequent documented annual training.
6 CCR 1007-1-2-N