Complaints or orders issued by the Code Enforcement Officer pursuant to this chapter, except those being issued under Sections 10.19 and 10.99, shall be served upon persons either personally or by registered or certified mail. If the identities or whereabouts of any owners are unknown and cannot be ascertained by the Code Enforcement Officer in the exercise of reasonable diligence, and the Code Enforcement Officer makes an affidavit to that effect, then the serving of the complaint or order upon the unknown owners or other persons may be made by publication in a newspaper having general circulation in the city at least once no later than the time at which personal service would be required under the provisions of this chapter.  When service is made by publication, a notice of the pending proceedings shall be posted in a conspicuous place on the premises thereby affected.
(Ord. passed 2-18-92; Am. Ord. O-1999-37, passed 6-15-99; Am. Ord. O-1999-61, passed 10-5-99)