art 18 Replacement of the identification mark with a different code for double-tagged animals which have lost both identification marks
(1) This article applies where both identification marks on a double-identified animal are lost or illegible. (2) If the animal is on its holding of birth the keeper must — (a) replace the lost or illegible means of identification or older means of identification with two new identification tags or an identification tag and a tattoo; and (b) record information about the replacement in columns 1, 2 and 3 of section 2 of the register. (3) If the original flockmark or herdmark of the animal or the code on a lost or illegible replacement means of identification is known and the animal is not on its holding of birth, the keeper must either— (a) replace the lost or illegible identification marks with two replacement tags or a replacement tag and a replacement tattoo and — (i) record information about the replacement including the full identification code on the replacement means of identification in columns 1 and 2 of section 2 of the register; and (ii) record in column 3 of section 2 of the register (aa) if known, the letters and flockmark or herdmark on the lost or illegible means of identification or older means of identification, or the full code on a method of identification; or (bb) if those things are not known, the letters and flockmark or herdmark on the lost or illegible replacement means of identification; or (b) replace the lost or illegible means of identification or older means of identification with two identification tags which have on them the flockmark or herdmark of the holding of birth of the animal. (4) If the original flockmark or herdmark is not known, the keeper must: (a) replace the lost or illegible identification marks with two replacement tags or a replacement tag and a replacement tattoo; and (b) record information about the replacement in columns 1 and 2 of the section 2 of the register.