531.99 PENALTY.
   If, after the warning notice pursuant to Section 531.05 of a first violation by a minor, a parent violates Section 531.04 in connection with a second violation by such minor, this shall be treated as a first offense by the parent. For such first parental offense, a parent shall be guilty of a minor misdemeanor and for each subsequent offense, a parent shall be guilty of a misdemeanor of the fourth degree.