Paragraph 19 Difficult to let dwellings
An unoccupied dwelling–
(a)
which either–
(i)
forms part of premises which include another dwelling; or
(ii)
is situated within the curtilage of another dwelling;
(b)
which is difficult to let separately from that other dwelling; and
(c)
in respect of which a qualifying person has his sole or main residence in that other dwelling.