SCHEDULE 4E+W+SUSE FOR TRADE OF REGULATED NON-AUTOMATIC WEIGHING INSTRUMENTS IN GREAT BRITAIN
Manner of erection of regulated non-automatic weighing instrumentsE+W+S
2. Where a regulated non-automatic weighing instrument is fitted with one or more level-indicating devices, a person must not use the instrument for trade unless each such device indicates that it has been set to its reference position.