Den kompetente myndighed, som meddeler udvidelse af en godkendelse, tildeler udvidelsen et serienummer og underretter de øvrige parter i 1958-overenskomsten, der anvender dette regulativ, herom ved hjælp af en formular svarende til modellen i bilag 1 til dette regulativ.
The competent authority issuing the extension of approval shall assign a series number for such an extension and inform thereof the other Parties to the 1958 Agreement applying this Regulation by means of a communication form conforming to the model in Annex 1 to this Regulation.