It shall be the duty of the Health Officer, upon receiving an affidavit from any person who has been bitten by a dog or from any person who has witnessed such occurrence, after investigation and upon reasonable indication of viciousness, to notify the owner or custodian of such dog, in writing, to keep the dog at all times on the property or premises where the owner or custodian resides. After the receipt by the owner or custodian of such dog of such notice, the dog shall at all times thereafter be kept securely restrained on the premises of the owner or custodian by an adequate chain attached to the collar or harness of such dog, or such dog shall be restrained in an enclosure sufficiently strong to prevent such dog from in any manner wandering, straying or getting at large or beyond control until such dog has been released, in writing, by the Health Officer.
('65 Code, § 6-2.313) (Ord. 471, passed - - ) Penalty, see § 92.99