No person shall undertake or attempt in the city to exterminate household insects or pests by the process of fumigation, in which the process of fumigation, hydrocyanic acid gas or other poisonous or dangerous gases or fumes are used, unless licensed to do so by a municipality of this state, and then only when issued a permit by the City Clerk, the cost of which shall be $1.
('68 Code, § 4-301) (Ord. 81, passed 12-13-46) Penalty, see § 10.99