(!) Where works of improve· mcnt have been executed in relation to any land or building in a slum area in punuance of the provisions of section 5 or section 6, the occupier of that hmd or building shall be responsible for the maintenance of such works of im provement.
(2) If the occupier fails to maintain any works of imporvement referred to in sub·section ( 1), the local authority shall serve upon the occupier a notice requiring him to execute the works of maintenance specified therein within such time, not being Jess than thirty days, as may be specified in the notice.
(3) If the notice under sub-section (2) is not complied with within the time specified in the notice, the local authority may itself execute the work~ tequlrcd to be done by the notice.
(4) The expenses incurred by the local authority m connection with the maintenance of any works of improvement or the enjoyment of nmenities and conveniences rendered possible by such works shall be reco\erable from the occupier of the land or butlding as arrc.·us of public revenue due on land.