The International Carriage of Perishable Foodstuffs Act assigns to the Secretary of Agriculture the responsibility for implementation of the Agreement on the International Carriage of Perishable Foodstuffs and on the Special Equipment to be Used for Such Carriage (ATP). The purpose of this rule is to establish procedures for the inspection, testing, and certification of insulated, refrigerated, mechanically refrigerated, and heated transport equipment in accordance with the Act and the standards specified in the Agreement. In the process, the intent is to utilize existing industry organizations and facilities for testing and inspection of equipment. The Secretary is the sole authority to issue certificates of compliance.