Instruments made by Ministers
23. Any instrument which has been made by a Minister before 1st April 1974 may be amended by the appropriate Minister by the substitution of references to—
the whole or parts of one or more counties, districts, water authority areas or passenger transport areas, or
one or more county councils, district councils, water authorities or Passenger Transport Executives,
and thereafter the instrument shall have effect, or be proceeded with, accordingly.
In this article, “the appropriate Minister”,