(1) Subject to paragraph (4), in relation to an application for an intermediate grant in respect of a dwelling which is let or is to be let or available for letting, the appropriate percentage is 20 per cent.
(2) Subject to paragraph (4), in relation to an application for a repairs grant where –
(a) the relevant works include works required by a notice under section 189 or 190 (repair notices) of the Housing Act 1985 and the local housing authority are satisfied that the works are necessary for compliance with the notice; and
(b) the dwelling in respect of which the application is made is let or is to be let or is available for letting,
the appropriate percentage is 20 per cent.
(3) Subject to paragraph (4), in relation to an application for an intermediate grant or for a repairs grant to which paragraph (1) or (2) does not apply, the appropriate percentage is 75 per cent.
(4) In relation to an application for an intermediate or repairs grant, where it appears to the local housing authority that the applicant would not without undue hardship be able to finance so much of the cost of the relevant works as is not met by the grant, the appropriate percentage shall be 90 per cent.