I'm of two minds they are either: A. A clever way of effectively outlawing something without saying as much (because the legislator understands the implication

I'm of two minds they are either: A. A clever way of effectively outlawing something without saying as much (because the legislator understands the implications but has cover as they are "merely keeping them out of residential neighborhoods") B. The unintended consequences of a legislator not understanding the ramifications of their own [well intentioned?] proposal