Council Decision (EU) 2019/52 of 20 December 2018 authorising the opening of negotiations for an agreement amending the existing tariff rate quota for poultry meat and poultry meat preparations and amending the existing tariff regime for other poultry cuts, set out in Annex I-A to Chapter 1 of the Association Agreement between the European Union and its Member States, of the one part, and Ukraine, of the other part