Commission Implementing Regulation (EU) 2015/796 of 21 May 2015 amending Annex I to Regulation (EC) No 798/2008 as regards the entry for the United States in the list of third countries, territories, zones or compartments from which certain poultry commodities may be imported into or transit through the Union in relation to highly pathogenic avian influenza following further outbreaks in that country (Text with EEA relevance)