64.—(1) Subject to paragraph (2), no application for a renovation grant may be made in respect of more than one dwelling.
(2) A single application may be made for a renovation grant towards the cost of works required for the provision of 2 or more dwellings by the conversion of a house or other building.
(3) In the case of such a single application as is referred to in paragraph (2)—
(a)for the purposes of Article 44, a separate certificate may be given in respect of each dwelling or in respect of any one or more of them;
(b)if the application is accompanied by more than one certificate and at least one of them is an owner-occupation certificate or a special certificate the application shall be treated as falling within Article 47 and not within Article 48;
(c)each dwelling shall be treated separately for the purposes of Articles 57 to 63; and
(d)the grant shall, for those purposes, be treated as apportioned equally between each of the dwellings, and any reference in those Articles to the amount of the grant shall be construed accordingly.