(A) Reports or notices issued by the building official pursuant hereto, shall be served upon persons either personally or by registered mail to the last known address of the person or persons.
(B) Complaints or orders shall be served upon persons either personally or by registered mail. If the whereabouts of any person is unknown and cannot be ascertained by the building official in the exercise of reasonable diligence and the building official makes an affidavit to that effect, then serving of a complaint or order upon the person may be made by publishing the same once a week for two (2) successive weeks in the official newspaper of the city and service shall be deemed complete upon the date of the last publication. A copy of the complaint or order shall be posted in a conspicuous place on premises affected by the complaint or order and shall be recorded in the office of the circuit clerk of the county where the dwelling or building is located.
(Ord. No. 11.66, § 109, 2-4-66)