(1)Part VI of the Housing Act 1985 (repair notices) shall have effect subject to the amendments in Schedule 15 to this Act.
(2)In section 604 of that Act (fitness for human habitation) after subsection (1) there shall be inserted the following subsection—
“(1A)In the application, for the purposes of Part VI, of subsection (1) to premises consisting of a flat, within the meaning of that Part, regard shall be had not only to the condition of the flat itself but also to the condition of any other part of the building as it affects the flat and, accordingly, the flat may be deemed to be unfit by reference to the defective condition of a part of the building outside the flat (whether or not that part is itself used, or suitable for use, as a dwelling).”
(3)The amendments in subsection (2) above and Schedule 15 to this Act do not have effect in relation to any repair notice, within the meaning of the said Part VI, served before this section comes into force.