You wouldn't think you'd need a law like this but, in Philadelphia at least, it's on the books. You can't rent dumpsters, use fire hydrants to fill 'em and swim in them.
The Department of Defense (DoD) just spent millions of our tax dollars on a gas station in a country without the proper infrastructure for it, inhabited by people who can't afford to use it and which -- by the way -- is still pretty much a war zone.