6.—(1) An eartag must be—
(a)legible during the pig's lifetime;
(b)made of either metal or plastic or a combination of metal and plastic;
(c)tamper-resistant;
(d)incapable of re-use;
(e)sufficiently heat-resistant that neither the eartag nor the information printed or stamped on it can be damaged by the processing of the carcase following slaughter; and
(f)designed to remain attached to the pig without harming it.
(2) A tattoo must be applied either by tattoo forceps, in which case it must be on an ear, or by slap-marking equipment, in which case it must be on a shoulder.
(3) As an alternative to applying a tattoo by the methods referred to in paragraph (2), a keeper may apply a tattoo to a shoulder by means of equipment which uses compressed air to drive the tattooing pins into the skin of the pig.
(4) A keeper may mark a pig with any further information, or add further information to the eartag or tattoo provided that the further information is clearly distinguished from the information required under this Order.