{"data":{"id":"us-mo/mo.-rev.-stat.-302.454","jurisdiction":"us-mo","citation":"Mo. Rev. Stat. § 302.454","heading":"Use of device shall be required, when.","body":"The court shall require the use of a certified ignition interlock device during the period of probation if the person is permitted to operate a motor vehicle, whether the privilege to operate a motor vehicle is restricted or not, as determined by the court.","path":["Title XIX - MOTOR VEHICLES, WATERCRAFT AND AVIATION","Chapter 302 - Drivers' and Commercial Drivers' Licenses"],"source_url":"https://revisor.mo.gov/main/OneSection.aspx?section=302.454","current_through":"2026 legislative session (floor)","vintage":"","retrieved_at":"2026-09-03T22:23:27Z","sha256":"5c793909b7db87255e3f62b53d8408190ca2570ceb95f1d66886d2800137554f","source_id":"us-mo","stale":false,"prev":"us-mo/mo.-rev.-stat.-302.442","next":"us-mo/mo.-rev.-stat.-302.456"},"notice":"GroundRules: Original legal text. Not legal advice."}