In this Part of this Act the expression “intestate” has the meaning assigned to it by section fifty-five of the principal Act.

The references in subsection (1) of section fifty of the principal Act (which relates to the construction of documents) to Part IV of that Act, or to the foregoing provisions of that Part, shall in relation to an instrument inter vivos made or a will coming into operation after the commencement of this Act, but not in relation to instruments inter vivos made or wills coming into operation earlier, be construed as including references to this Part of this Act and the Schedules to be read therewith.