A final determination of violation shall occur following failure to pay the fine or penalty, after a hearing officer's determination of violation and the exhaustion of or failure to exhaust any administrative review procedures. Where a person fails to appear at vehicle administrative hearings to contest the alleged violation in the time and manner specified in a prior mailed notice, the hearing officer's determination of violation shall become final: a) upon denial of a timely petition to set aside that determination, or b) upon expiration of the period for filing the petition without a filing having been made. (Ord. 1180, 7-15-2014)