The mine foreman examiner shall, with the approval of the director, prepare and, from time to time, modify examinations to be administered applicants for certification as mine foremen and fire bosses.
All persons who desire to appear for examination shall notify the mine foreman examiner of their intentions to appear, if possible, not less than ten days prior to the date set for the examination. The mine foreman examiner shall inquire into the character and qualifications of the applicants who present themselves for examination.