(a) In any city of the first class, any city of the second class or in any city of the second class A, city of the third class, borough, town, township of the first class or township of the second class which has adopted the provisions of this act it shall be unlawful for any owner to sell his property, or any interest therein, unless the owner shall first deliver to the purchaser at or prior to the time for settlement a certification of the District classification, issued by the appropriate municipal officer indicating the zoning classification and the legality of the existing use of the property to be sold.

(b) It shall be unlawful for an owner to sell his property, or any interest therein, unless the owner shall first deliver to the purchaser at or prior to the time for settlement a certificate issued by the appropriate municipal official disclosing whether there exists any notice of an uncorrected violation of the housing, building, safety or fire ordinances.