(1) The enactments set out in Parts 1 and 2 of Schedule 3 (in this Chapter referred to as the "repealed enactments") are repealed in the case of those set out in Part 1, and revoked in the case of those set out in Part 2, to the extent mentioned in the third column of those Parts opposite the reference to the enactment concerned.

(2) If and in so far as a provision of this Chapter operates, as from the day appointed under section 86, in substitution for a provision of the repealed enactments, any order or regulation made or having effect as if made, and any thing done or having effect as if done, under the substituted provision before that day shall be treated as from that day as if it were an order or regulation made or a thing done under such provision of this Chapter.