The Minister may from time to time by order direct that in respect of, or of the site of, dwellings of any description specified in the order, or such dwellings in any area so specified, exchequer subsidies under this Act—
Subject to subsection (4) of this section, an order under this section,—
An order under this section shall be made by statutory instrument and—
and before laying such a draft the Minister shall consult with such associations of local authorities as appear to him to be concerned and with any local authority with whom consultation appears to him to be desirable.
Subsection (2) of this section and paragraph (b) of the last foregoing subsection shall not apply to an order made more than ten years after the passing of this Act and accordingly such an order may affect exchequer subsidies payable under this Part of this Act in respect of dwellings, or the site of dwellings, completed before as well as after the making of the order.