84Paving and drainage of yards and passages
(1)If a court or yard appurtenant to, or a passage giving access to, buildings to which this section applies—
(a)is not so formed, flagged, asphalted or paved, or
(b)is not provided with such works on, above or below its surface,
as to allow of the satisfactory drainage of its surface or subsoil to a proper outfall, the local authority may by notice require any person who is the owner of any of the buildings to execute all such works as may be necessary to remedy the defect.
(2)Sections 99 and 102 below apply in relation to a notice given under subsection (1) above.
(3)The buildings to which this section applies are houses and industrial and commercial buildings.
(4)This section applies in relation to any court, yard or passage that is used in common by the occupiers of two or more houses, or a house and a commercial or industrial building, but is not a highway maintainable at the public expense.