The plans and specifications of a container submitted in accordance with the requirements contained in § 115.29, and the one or more containers inspected in accordance with the requirements of § 115.31, must comply with the requirements of Annex 7 of the Customs Convention on the International Transport of Goods Under Cover of TIR Carnets (TIR Convention), November 14, 1975 (TIAS), and Annex 4 of the Customs Convention on Containers (Container Convention), December 2, 1972. Copies of Annex 7 and Annex 4 may be obtained from the Headquarters, U.S. Customs Service, Office of Field Operations, 1300 Pennsylvania Avenue, NW., Washington, DC 20229.