Section 251(2) in Andhra Pradesh Municipalities Act, 1965
(2)When any such prohibitory order has been made, the municipal health officer shall communicate the purport thereof to the owner and occupier of the structure and on expiry of such period as is specified in the notice, not being less than thirty days after the service of the notice, no owner or occupier of such structure shall use or allow it to be used for human habitation, until the said officer certifies in writing that the causes rendering it unfit for human habitation have been removed to his satisfaction.