Without prejudice to any other power to make regulations conferred by this Part of this Act, the Minister and, as respects Scotland, the Secretary of State, may make regulations for carrying this Part of this Act into effect and in particular—
(a)for determining the manner in which, subject to the express provisions of this Part of this Act, any calculation or estimate is to be made for any of the purposes of this Part of this Act; (6) for determining the times at which payments under this Part of this Act for the benefit of local authorities are to be made ;
(c)for providing that the calculations or estimates by reference to which any such payments are made may be treated as either conclusive or provisional or conclusive for some purposes and provisional for other purposes and, so far as they are to be treated as provisional, for the making of further calculations or estimates based on information not previously available and for adjusting in the light thereof any payments already made;
(d)for modifying the operation of this Part of this Act in relation to any local authority (including a parish council or representative body of a parish not having a separate council) if and in so far as any such modification is required in relation to that authority in consequence of any alterations or combinations of authorities or alterations of boundaries ;
(e)for prescribing anything which is to be prescribed.