Wisconsin · Wisconsin Statutes — Vehicles (Ch. 340–349)

Wis. Stat. (Vehicles) § 347.38: Horns and warning devices

What this law says, in plain English

Motor vehicles must have a working horn audible from 200 feet and used only for reasonable warnings. Sirens are prohibited except on authorized emergency vehicles responding to emergencies or pursuing violators.

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This page is legal information, not legal advice. Code text is sourced from official publications and may lag amendments — always confirm at the official source linked above. Plain-English summaries and relationship data are AI-derived and reviewed on an ongoing basis; verify with a licensed attorney before acting.