40 years ago we didnt have electric lawn mowers, presure washers etc but we DO TODAY!! lets move with the times people, other wise we will still be lighting our rooms with coal gas... of which i bet the "gas safe" people of today dont preach well it was ok at the time!!!!!
If theres the potential of a electrical item being used outside the equipotential zone then that person needs protecting and they dont give a sh it if it was safe 40 years ago, they didnt have a electric lawn mower 40 years ago... but they do today... C2 if theres the potential of equipment being used outside.. If upstairs in a block of flats then C3.
Its your name on the cert as miss smith is found laying in the grass holding the cut flex of the lawn mower that she just cut... Cover your arse..