A "statewide ban" means that something is prohibited or not allowed throughout an entire state, affecting all cities, towns, and areas within that state. Full definition
The country's first statewide ban on the retail sale of puppies, kittens and rabbits from commercial breeders is in effect. (animals.howstuffworks.com)
A «yes» vote on the referendum would let the law go into effect, a «no» vote would retain the current statewide ban on charter schools. (wacharterschools.org)
He received his Ph.D. in Economics from UC San Diego in 2012 with a dissertation focusing on the impact of statewide bans on the use of racial preferences in college admissions. (caldercenter.org)