18. Successors.- (1) In any (Central Act) or Regulation made after the commencement of this Act, it shall be sufficient, for the purpose of indicating the relation of a law to the successors of any functionaries or of corporations having perpetual succession, to express its relation to the functionaries or corporations.

This section applies also to all (Central Acts) made after the third day of January, 1868, and to all Regulations made on or after the fourteenth day of January, 1887.