(1) Definition of the construction, condition, facilities, ventilation, and other conditions which shall render such structures unfit for human habitation or a nuisance;
(2) Designation of a public official or officials with authority to enforce such ordinances and establishment of procedures therefor;
(3) Provision for the enforcement of such ordinances by the municipal court of the municipality, as defined in Code Section 41-2-5, which may include provision for the abatement thereof as nuisances, as provided in such Code section; and
(4) Provision for the posting of notices on dwellings and other structures intended for human habitation, indicating the actions taken by enforcement officials or the court with respect thereto, and the fixing of penalties for the defacing, destruction, or removal of such notices; provided, however, that no such notice shall be posted on any property then designated by proper governmental authority for acquisition by eminent domain.