Use of device shall be required, when.
Mo. Rev. Stat. § 302.454
in effect302.454. Use of device shall be required, when. — 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.
(L. 1995 S.B. 102 § 3, A.L. 2014 S.B. 491) Transferred 2014; formerly 577.604; Effective 1-01-17
Source: Open US Law by Vaquill AI (CC BY 4.0)URL: https://revisor.mo.gov/main/OneSection.aspx?section=302.454Fetched: 10/17/2026
