in some cases you must restore the drywall tight to the enclosure but I would think only in fire separations.
Write a standard we make holes and clean up the mess but we don't patch or fix them clause in your standard agreement then pressure the general or customer to pay for the drywaller. We are electrical experts not drywall experts. leave painting, patching and finishing to the experts in those fields. Now if they would just stay out of our work.