Two labor unions have filed suit in King County challenging a rule that initiatives should address a single issue. Initiative 1183, privatizing liquor sales in Washington state, has already been challenged legally before it goes into effect. Under I-1183, state liquor stores will go out of business by June. Two labor unions, including United Food and Commercial Workers Local 21 representing more than 700 state liquor store employees, has filed suit in King County challenging a rule that initiatives should address a single issue.