All boilers and steam engines, except as exempted in 50-74-103, come under the provisions of this chapter, and persons operating same are required to hold the proper grade of license.
§ 50-74-301, MCA
All boilers and steam engines, except as exempted in 50-74-103, come under the provisions of this chapter, and persons operating same are required to hold the proper grade of license.
§ 50-74-301, MCA