209General conditions for service of improvement notice.
The general conditions for service of an improvement notice in respect of a dwelling are that the dwelling—
(a)is without one or more of the standard amenities (whether or not it is also in a state of disrepair),
(b)is capable at reasonable expense of improvement to the full standard or, failing that, to the reduced standard, and
(c)was provided (by erection or by the conversion or a building already in existence) before 3rd October 1961.