IID mandatory minimum 6 months for all repeat offenders (§ 577.600) and for restricted driving after alcohol suspensions; SATOP required on every conviction.
By offense
First offense: IID not required at this level — IID required to reinstate after any alcohol-related suspension where a restricted privilege is used; mandatory on 2nd+.
Second offense: IID required — IID minimum 6 months on 2nd+ (§ 577.600).
Third offense: IID required
Statute: Mo. Rev. Stat. § 577.600
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