In the light of experience and technical developments, the requirements relating to certain elements or features covered by UN Regulations Nos 3, 4, 6, 7, 11, 14, 16, 17, 19, 23, 24, 27, 29, 34, 37, 38, 43, 44, 46, 48, 50, 53, 60, 67, 69, 70, 74, 77, 83, 86, 87, 91, 94, 95, 98, 99, 100, 101, 104, 105, 110, 112, 113, 119, 121, 123, 128, 129, 132 and 137, as well as by UN Global Technical Regulation 9 need to be modified.
Compte tenu de l'expérience acquise et de l'évolution technique, il est nécessaire de modifier les prescriptions relatives à certains éléments ou caractéristiques faisant l'objet des règlements nos 3, 4, 6, 7, 11, 14, 16, 17, 19, 23, 24, 27, 29, 34, 37, 38, 43, 44, 46, 48, 50, 53, 60, 67, 69, 70, 74, 77, 83, 86, 87, 91, 94, 95, 98, 99, 100, 101, 104, 105, 110, 112, 113, 119, 121, 123, 128, 129, 132 et 137 de l'ONU, ainsi que du règlement technique mondial no 9 de l'ONU.