1753.12 RESPONSIBILITIES OF OWNERS AND OCCUPANTS.
   (a)    Every owner of a dwelling containing two or more dwelling units shall be responsible for maintaining in a clean and sanitary condition the shared or public areas of the dwelling and premises thereof.
   (b)    Every occupant of a dwelling or dwelling unit shall keep in a clean and sanitary condition that part of the dwelling, dwelling unit and premises which he occupies and controls.
   (c)    Every occupant of a dwelling or dwelling unit shall dispose of all his rubbish in a clean and sanitary manner by placing it in the rubbish containers required by Section 1753.08(f).
 
   (d)    Every occupant of a dwelling or dwelling unit shall dispose of all his garbage and any other organic waste which might provide food for rodents in a clean and sanitary manner, by placing it in the garbage disposal facilities or garbage storage containers required by Section 1753.08(f). It shall be the responsibility of the owner to supply such facilities or containers for all dwelling units in a dwelling containing more than four dwelling units and for all dwelling units located on premises where more than four dwelling units share the same premises. In all other cases it shall be the responsibility of the occupant to furnish such facilities or containers.
   (e)    Every occupant of a dwelling or dwelling unit shall be responsible for hanging all screens and double or storm doors and windows whenever such are required under the provisions of this article or of any rule or regulation adopted pursuant thereto; except where the owner has agreed to supply such service.
   (f)    Every occupant of a dwelling containing a single dwelling unit shall be responsible for the extermination of any insects, rodents or other pests therein or on the premises; and every occupant of a dwelling unit in a dwelling containing more than one dwelling unit shall be responsible for such extermination whenever his dwelling unit is the only one infested. Notwithstanding the foregoing provisions of this subsection, whenever infestation is caused by failure of the owner to maintain a dwelling in a ratproof or reasonably insectproof condition, extermination shall be the responsibility of the owner. Whenever infestation exists in two or more of the dwelling units in any dwelling or in the shared or public parts of any dwelling containing two or more dwelling units, extermination thereof shall be the responsibility of the owner.
   (g)    Every occupant of a dwelling unit shall keep all plumbing fixtures therein clean and sanitary and shall be responsible for the exercise of reasonable care in the proper use and operation thereof. (1978 Code Sec. 5-49)