1. Subject to the provisions of this Regulation, the law applicable, on the one hand, to the contract for the formation of a grouping, except as regards matters relating to the status or capacity of natural persons and to the capacity of legal persons and, on the other hand, to the internal organization of a grouping shall be the internal law of the State in which the official address is situated, as laid down in the contract for the formation of the grouping.
2. Where a State comprises several territorial units, each of which has its own rules of law applicable to the matters referred to in paragraph 1, each territorial unit shall be considered as a State for the purposes of identifying the law applicable under this Article.