Michigan marijuana industry sees largest month-over-month decline in sales as 24% wholesale tax goes into effect. LANSING, Mich. — As Michigan's 24% wholesale tax on marijuana takes effect, the state's…

LANSING, MI -- Efforts to repeal Michigan’s newly instituted 24% wholesale marijuana tax are underway.  A bipartisan mix of five Republican and three Democratic senators are supporting the repeal under Senate Bill 810,…