(1) This section applies to a disposition of property (other than a testamentary disposition or a disposition to a purchaser) under which the beneficial ownership of the property vests in possession in the donee within three years before the death of the person who made it or on his death or later.
(2) If the court is satisfied that a disposition to which this section applies was made for the purpose of defeating or substantially diminishing the share of the disponer's spouse or civil partner, whether as a legal right or on intestacy, or the intestate share of any of his children, or of leaving any of his children insufficiently provided for, then, whether the disponer died testate or intestate, the court may order that the disposition shall, in whole or in part, be deemed, for the purposes of Parts VI and IX, to be a devise or bequest made by him by will and to form part of his estate, and to have had no other effect.
(3) To the extent to which the court so orders, the disposition sha
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