Mont. Admin. r. 17.24.763Download PDFCurrent through Register Vol. 23, December 6, 2024Rule 17.24.763 - COAL CONSERVATION (REPEALED)Mont. Admin. r. 17.24.763NEW, 1980 MAR p. 725, Eff. 4/1/80; AMD, 1989 MAR p. 30, Eff. 1/13/89; TRANS, from DSL, 1996 MAR p. 3042; REP, 2012 MAR p. 737, Eff. 4/13/12.82-4-204, MCA; IMP, 82-4-231, MCA;