N.M. Stat. § 69-27-2
Current through 2024, ch. 69
The mine operator shall at all times during the operation of the mine have a person on the ground with authority over all branches and phases of the operation of the mine during the time he is on duty. Provided, however, that nothing herein contained shall prevent the owner or operator from personally having such charge of the mine, provided he can qualify under all other provisions of this act.
NMS § 69-27-2