Any person intending to generate or release hydrocyanic acid gas or other dangerous gases or fumes for fumigation purposes shall, before starting such generation or release of gases, file written notice with the director, the police department, and the fire department of the city at least 24 hours before beginning such fumigation; provided, that any person intending to fumigate a mobile unit such as a boxcar or truck is required to give a written notice only four hours before beginning such fumigation. Such notice, either the four hour notice or the 24 hour notice, must state the following:
(1) The location of the building, mobile unit, or place to be fumigated.
(2) The type of fumigation to be used, including the kind of gas, fumes, and warning agent.
(3) The time such work is to be started and when the building or place is to be reopened. (Ord. Nos. 3281; 11807; 22026; 27697)