Where an emergency or urgent necessity is shown to exist or to have existed to the satisfaction of the chief building official, the commencement of work for which a permit is required is not a violation of this code and does not subject the person doing such work to an increased permit application and plan review fee pursuant to Section 15.08.080; provided, that an application for a permit for the work is filed with the chief building official within twenty-four (24) hours, exclusive of Saturday, Sunday and holidays, after the work has commenced. (Ord. 2011-026 § 3; Ord. 2010-014 § 2)