7Part IV of the First Schedule to the Act of 1946 (which relates to the validity and date of operation of compulsory purchase orders under that Act) shall apply to the order as if it were a compulsory purchase order and as if this Act were included among the enactments specified in subsection (1) of section one of that Act ; and sub-paragraph (1) of paragraph r5 of that Schedule shall have effect accordingly, in relation to the order, as if for the words " this Act," in the third place where those words occur, there were substituted the words " the Schedule to the Water Act, 1948, " and as if after the words " this Schedule," in the second place where those words occur, there were inserted the words " or the Schedule to the Water Act, 1948 " :
Provided that nothing in this -paragraph shall prohibit or restrict the taking of legal proceedings for questioning the order so far as it relates to matters other than the compulsory acquisition of land.