1. For the purposes of identifying the law applicable under this Convention, where a State comprises two or more territorial units, each of which has its own system of law or its own rules of law in respect of succession, the provisions of this Article apply.
2. If there are rules in force in such a State identifying which law among the laws of the two or more units is to apply in any circumstance for which this Article provides, the law of that unit applies. In the absence of such rules the following paragraphs of this Article apply.
3. For the purposes of any reference in this Convention, or any designation by the deceased pursuant to this Convention,
a) the law of the State of the habitual residence of the deceased at the time of designation or of his death means the law of that unit of the State in which at the relevant time the deceased had his habitual residence ;
b) the law of the State of the nationality of the deceased at the time of designation or of his death means the law of that unit of the State in which at the relevant time the deceased had his habitual residence, and in the absence of such an habitual residence, the law of the unit with which he had his closest connection.
4. For the purposes of any reference in this Convention, the law of the State of closest connection means the law of that unit of the State with which the deceased was most closely connected.
5. Subject to Article 6, for the purposes of any designation pursuant to this Convention whereby the deceased designates the law of a unit of the State of which at the time of designation or of his death
a) he was a national, that designation is valid only if at some time he had had an habitual residence in, or in the absence of such an habitual residence, a close connection with, that unit:
b) he was not a national, the designation is valid only if he then had his habitual residence in that unit, or, if he was not then habitually resident in that unit but was so resident in that State, he had an habitual residence in that unit at some time.
6. For the purposes of any designation under Article 6 with regard to particular assets whereby the deceased designates the law of a State, it is presumed that, subject to evidence of contrary inherit, the designation means the law of each unit in which the assets are situated.
7. For the purposes of Article 3, paragraph 2, the required period of residence is attained when the deceased for the five years immediately preceding his death had his residence in that State, notwithstanding that during that period he resided in more than one of the units of that State. When the period has been attained, and the deceased had an habitual residence in that State at the time, but no habitual residence in any particular unit of that State, the applicable law is the law of that unit in which the deceased last resided, unless at the time he had a closer connection with another unit of the State, in which case the law of the latter unit applies.