50-73-406. Minimum inspection intervals. The department shall carefully examine all the coal mines in operation in this state at least semiannually and more often if necessary to see that every precaution is taken to ensure the safety of all workers that may be working in the coal mine.

     History: En. Sec. 5, Ch. 120, L. 1911; re-en. Sec. 3450, R.C.M. 1921; re-en. Sec. 3450, R.C.M. 1935; amd. Sec. 1, Ch. 113, L. 1941; amd. Sec. 1, Ch. 38, L. 1945; amd. Sec. 2, Ch. 185, L. 1949; amd. Sec. 5, Ch. 267, L. 1974; R.C.M. 1947, 50-404(part); amd. Sec. 64, Ch. 613, L. 1989; amd. Sec. 20, Ch. 27, L. 2009; amd. Sec. 3, Ch. 60, L. 2013.