Mont. Admin. r. 12.11.3505Download PDFCurrent through Register Vol. 1, January 10, 2025Rule 12.11.3505 - MADISON COUNTY(1) All rivers and streams in Madison County east of the continental divide are closed to the use of all watercraft propelled by machinery of over 10 horsepower.Mont. Admin. r. 12.11.3505NEW, 2001 MAR p. 18, Eff. 1/12/01.23-1-106, 87-1-303, MCA; IMP, 23-1-106, 87-1-303, MCA;