Enfield, Conn., Code of Ordinances ch. 14, art. III § 14-122

(a) Occupant's duties and responsibilities generally. An occupant shall:
(1) Comply with all obligations primarily imposed upon occupants by applicable provisions of any building or fire code materially affecting health and safety;
(2) Keep such part of the premises that he occupies and uses as clean and safe as the condition of the premises permit;
(3) Remove from his dwelling unit all ashes, garbage, rubbish and other waste in a clean and safe manner to the place provided by the owner pursuant to section 14-121 (1)e;
(4) Keep all plumbing fixtures and appliances in the dwelling unit or used by the occupant as clean as the condition of such fixture or appliance permits;
(5) Use all electrical, plumbing, sanitary, heating, ventilating, air conditioning and other facilities and appliances, including elevators, in the premises in a reasonable manner;
(6) Not willfully or negligently destroy, deface, damage, impair, or remove any part of the premises or permit any other person to do so.
(b) Responsibility for extermination. 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 dwelling unit within that dwelling that is infested.