Commission Implementing Decision (EU) 2015/2301 of 8 December 2015 amending Decision 93/195/EEC as regards animal health and veterinary certification conditions for the re-entry of registered horses for racing, competition and cultural events after temporary export to Mexico and the United States of America, and amending Annex I to Decision 2004/211/EC as regards the entry for Mexico in the list of third countries and parts thereof from which imports into the Union of live equidae and semen, ova and embryos of the equine species are authorised (notified under document C(2015) 8556)