(A)   Any person, 17 years of age or under, who violates any of the provisions of this chapter relating to the vehicle traffic laws, or the bicycle safe riding rules and regulations or the official police instructions for the safe operation of a bicycle, shall, for the first offense, be reprimanded in writing, addressed by the Police Department to the parents or guardian of the offender, stating the nature of the violation, and a warning that a repetition of the violation, or any other violation, must be prevented by the parents or guardian, or the offender's registration certificate will be suspended for a period of time, at the discretion of the Police Department. During that period of time the offender shall not ride his or her bicycle on the streets or other public places in the municipality.
   (B)   On the second offense the offender will be summoned to appear at police headquarters, accompanied by a parent or guardian, with his or her bicycle. After a hearing on the violation, if in the discretion of the Chief of Police or the Chief's representative, it is decided to punish the offender for the violation, the offender's bicycle may be impounded for a period of time not to exceed 14 days, at the discretion of the Chief of Police or the Chief's representative, with the approval, if possible, of the parent or guardian, but the decision of the Chief of Police shall prevail, and the bicycle shall be impounded.
('81 Code, § 73.99(A) and (B))  Penalty, see § 73.99