← Missouri boating laws›Boating Under the Influence (BUI)
Missouri Boating Under the Influence (BUI) (2026)
Conditional: Missouri makes it an offense to operate a vessel with 0.08% or more by weight of alcohol in the blood (boating with excessive blood alcohol content, RSMo 577.014).
ConditionalVerified Jul 7, 2026
Boating rules change at the state line.Track them in the free LawLert iPhone app and get an alert when you cross into a state where they differ. No account.Get the appMissouri makes it an offense to operate a vessel with 0.08% or more by weight of alcohol in the blood (boating with excessive blood alcohol content, RSMo 577.014).
Official source: revisor.mo.gov →
General legal information, not legal advice — verify important decisions with a licensed attorney.
Don't get caught off guardCross into a state where this law is different and the free iPhone app tells you what changed, even with the app closed. It also alerts you when a law you track changes where you live. No account.Get the free appTrack this law — get alerted when it changes
We watch the official sources behind Missouri boating rules. If a tracked rule changes, you get one short email — never more than one a week. Free, unsubscribe anytime.