578.220. Sections 578.200 to 578.225 shall not apply tovertical or horizontal underground mining operations.
(L. 1980 H.B. 1192 § 5)Effective 1-1-81
578.220. Sections 578.200 to 578.225 shall not apply tovertical or horizontal underground mining operations.
(L. 1980 H.B. 1192 § 5)Effective 1-1-81