30.—(1) No person may stun poultry by exposure to gas unless each bird is exposed to the gas for long enough to ensure it is killed.
(2) No person may stun poultry by exposure to a gas mixture unless except in accordance with Table 3 Chapter I of Annex I.
(3) The business operator and any person engaged in the stunning of poultry by exposure to gas must ensure that—
(a)the gas stunner is equipped to maintain the gas concentration, as appropriate, in the gas stunner (in accordance with Table 3 Chapter I of Annex I and this Schedule);
(b)no poultry enters the gas stunner if the displayed gas concentration is not at the required level in accordance with Table 3 Chapter I of Annex I and this Schedule;
(c)there is a means of visually monitoring poultry which are in the gas stunner;
(d)there is a means of flushing the gas stunner with atmospheric air with the minimum of delay;
(e)there is a means of access to any poultry with the minimum of delay;
(f)no poultry enters the gas stunner at any time when the visible and audible warning signals have been activated or when there is any defect in the operation of the gas stunner; and
(g)no poultry are shackled before they are dead.