Mont. Admin. r. 37.111.1140Download PDFCurrent through Register Vol. 20, October 18, 2024Rule 37.111.1140 - FILTRATION EQUIPMENT (REPEALED)Mont. Admin. r. 37.111.1140NEW, 1985 MAR p. 782, Eff. 6/28/85; TRANS, from DHES, 2001 MAR p. 2425; REP, 2010 MAR p. 80, Eff. 1/15/10.50-53-103, MCA; IMP, 50-53-107, MCA;