90Work to improve energy efficiency and safety
(1)Where—
(a)an application for a grant or loan has been made in respect of work in any premises, and
(b)the local authority considers that those premises will, on completion of that work—
(i)where the premises are a house, meet the tolerable standard, and
(ii)in any case, be in a reasonable state of repair (disregarding the state of internal decorative repair) having regard to the age, character and locality of the premises,
the local authority may invite an application (or, as the case may be, a further application) for a grant or subsidised loan in respect of any work in those premises of the type specified in subsection (2).
(2)The work in respect of which such an invitation may be made is—
(a)in the case of a house—
(i)replacement of unsafe electrical wiring,
(ii)installation of mains-powered smoke detectors,
(iii)provision of adequate thermal insulation, and
(b)in the case of any premises any part of which is owned in common, installation of—
(i)a fire-resistant door at the entry to each place forming part of those premises which is, or which is capable of being, occupied separately,
(ii)a main door entry-phone system.