xmlns:atom="http://www.w3.org/2005/Atom" xmlns:atom="http://www.w3.org/2005/Atom"
6. Every individual sales indicator fitted to measuring equipment shall be so arranged that—
(a)the indicator reading is capable of being set to zero before a delivery commences; and
(b)the indicator reading cannot be advanced by any means other than by the proper operation of the equipment.