(1) A person shall obtain the proper class of boiler operating engineer's license from the department if the person is:

(a) operating a boiler;

(b) operating a steam engine; or

(c) monitoring the operation of an automatically fired boiler.

(2) If the boiler or steam engine being operated or monitored is exempt from the provisions of Title 50, chapter 74, MCA, the person is not required to obtain a boiler operating engineer's license.