Schedule 13 to this Act, which excepts from the operation of this Act certain cases current at the commencement of this Act and contains other transitional provisions and savings, shall have effect.

The re-enactment in paragraphs 6 to 8 of Schedule 12 to this Act of provisions contained in the [S.I. 1951/2168.] Agricultural Holdings Act (Variation of Fourth Schedule) Order 1951 shall be without prejudice to the validity of those provisions; and any question as to the validity of any of those provisions shall be determined as if the re-enacting provisions of this Act were contained in a statutory instrument made under the powers under which the original provision was made.

Nothing in this Act (except paragraph 8 of Schedule 13) shall be taken as prejudicing the operation of sections 16 and 17 of the [1978 c. 30.] Interpretation Act 1978 (which relate to the effect of repeals).