[Amended 2-14-2006 by Ord. No. 2006-22; 6-16-2009 by Ord. No. 2009-176]
Unless an emergency exists, every notice or order issued by the Commissioner pursuant to this chapter shall be served at least 10 days before the time for compliance therewith. It shall be sufficient service of a notice or order of the Commissioner if it is posted in a conspicuous place upon the premises affected, and a copy thereof is mailed by first-class mail with delivery confirmation on the same day it is posted, to the person to whom it is directed at the address filed by him or her with the Commissioner or City Treasurer's office, and, if his or her address is not so filed with the Commissioner or City Treasurer's office, then in such case the notice or order shall be sent by first-class mail with delivery confirmation to his or her last known address or place of residence.