(1) A testamentary disposition shall be valid as regards form if its form complies with the internal law -
(a) of the place where the testator made it, or
(b) of a nationality possessed by the testator, either at the time when he made the disposition, or at the time of his death, or
(c) of a place in which the testator had his domicile either at the time when he made the disposition, or at the time of his death, or
(d) of the place in which the testator had his habitual residence either at the time when he made the disposition, or at the time of his death, or
(e) so far as immovables are concerned, of the place where they are situated.
(2) Without prejudice to subsection (1), a testamentary disposition revoking an earlier testamentary disposition shall also be valid as regards form if it complies with any one of the laws according to the terms of which, under that subsection, the testamentary disposition that has been revoked was valid.
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