Regulation 8 TranspondersI1

The minimum qualification for the purposes of Article 18(3) (implantation of a transponder) is membership of the Royal College of Veterinary Surgeons.

F1... The owner of a horse or, if different, the keeper who has primary responsibility for it, must arrange for a veterinary surgeon to implant a transponder into a horse that is deemed to be identified F2... if a previously implanted and recorded transponder ceases to function.

A veterinary surgeon who implants a transponder into a horse must ensure that it displays a code unique to that transponder.