ATP (formally, the Agreement on the International Carriage of Perishable Foodstuffs and on the Special Equipment to be used for such Carriage (ATP)) is a 1970 United Nations treaty that establishes standards for the international transport of perishable food between the states that ratify the treaty. It has been updated through amendment a number of times and as of 2016 has 50 state parties, most of which are in Europe or Central Asia.