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Iowa Boating Under the Influence (BUI) (2026)

Conditional: Iowa Code 462A.14 makes operating a motorboat or sailboat with an alcohol concentration of 0.08 or more a crime.

ConditionalVerified Jul 7, 2026

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Official source: legis.iowa.gov →

General legal information, not legal advice — verify important decisions with a licensed attorney.

Boating Under the Influence (BUI) in states bordering Iowa

The same rule in each neighboring state LawLert has verified, from that state’s own official source.

IllinoisConditional
Illinois (625 ILCS 45/5-16) considers a person to be operating a vessel under the influence at a blood or breath alcohol concentration of 0.08% or more.
Verified Jul 7, 2026 · Source: dnr.illinois.gov · Full Illinois rule →
MinnesotaConditional
Minnesota motorboat operation is subject to the state DWI law (Minn. Stat. 169A.20); the limit is 0.08, and 'motor vehicle' includes motorboats in operation.
Verified Jul 7, 2026 · Source: revisor.mn.gov · Full Minnesota rule →
MissouriConditional
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).
Verified Jul 7, 2026 · Source: revisor.mo.gov · Full Missouri rule →
NebraskaConditional
Operating a motorboat in Nebraska with a blood alcohol content of 0.08% or greater constitutes Boating Under the Influence (Nebraska Game & Parks Commission).
Verified Jul 7, 2026 · Source: outdoornebraska.gov · Full Nebraska rule →
South DakotaConditional
South Dakota's legal blood alcohol limit for operating a vessel under the influence is 0.08 (SD Game, Fish & Parks).
Verified Jul 7, 2026 · Source: gfp.sd.gov · Full South Dakota rule →
WisconsinConditional
Wisconsin (Wis. Stat. 30.681) prohibits operating a motorboat with an alcohol concentration of 0.08 or more.
Verified Jul 7, 2026 · Source: docs.legis.wisconsin.gov · Full Wisconsin rule →

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