Regulations made under section 1 above which revoke regulations previously so made, either wholly or as respects cases or matters of any description, shall contain provisions having the same effect as the provisions they revoke, except for any change (whether by way of alteration or omission) made in accordance with this Act.

Subsection (4) of section 2 above shall effect as if the reference to subsections (2) and (3) of that section included a reference to subsection (1) above.