Every local body the area of jurisdiction of which is situated in a region and which is represented on the council of that region and the residents represented on or the members of such body may only make use of regional services provided by the council in that region, and may not in any other manner acquire, perform or allow to be performed any services similar to regional services unless the council on the application of a local body exempts that body or the residents or members in question from the obligation to make use of any particular regional service.