No person being the owner or having custody and control of any dog or cat shall permit or allow the dog or cat to run or to be at large in the streets, or on the walks or public grounds of the city, unless the dog or cat shall wear a collar or a harness and be effectively restrained by a chain or leash not more than ten feet in length.
(‘89 Code, §111.12) (Am. Ord. 4-2005, passed 2-28-05)  Penalty, see § 91.99