Alabama · AL · Vehicles

Alabama: Is it legal to put a train horn on a car?

Allowed with limits

Alabama has no train horn ban, but it is a crime to make an unnecessary or unreasonably loud or harsh sound with a horn.

Alabama requires a working horn audible from 200 feet and bans sirens on ordinary vehicles. Unlike most states, its loudness rule targets how a horn is used rather than how it is built: drivers may use a horn only as a reasonable warning and may not make an unreasonably loud or harsh sound with it. A train horn, built to sound like a locomotive, is likely to be treated as unreasonably loud or harsh when sounded on the road. Violations are misdemeanors.

Conditions

  • Horn must be audible from 200 feet
  • Horn may be used only as a reasonable warning
  • No unnecessary or unreasonably loud or harsh horn sounds
  • No sirens on non-emergency vehicles
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What the law says

It shall be unlawful for any vehicle to be equipped with or for any person to use upon a vehicle any siren or for any person at any time to use a horn otherwise than as a reasonable warning or to make any unnecessary or unreasonably loud or harsh sound by means of a horn or other warning device.

Sources

Confirm with the state

Agency
Alabama Law Enforcement Agency (Highway Patrol Division)
Phone
334-676-6000
Website
alea.gov

How bordering states compare

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Medium confidence: an official source covers this by category or definition, so the answer is an inference. The details above say what was inferred.