The City reserves the right, through the City Manager or his authorized representative to enter upon or within all premises which are connected to any City sanitary sewer main for the purpose of determining if such premises conform to the provisions of this section and if customers served by such connections comply with the provisions of this section. Except in cases of urgent necessity, all such entries by the City Manager or his authorized representative shall be during the regular business hours of the City and after twenty-four hours notice has been given to the owner or tenant of the premises. Persons acting for the City shall display proper identification and comply with all applicable provisions of the law. (Passed 10-21-80. )