Indiana Code

Ind. Code § 9-19-5-2 (2026)

Use of horn during operation of vehicle

✓ current as of May 2026

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Sec. 2. The driver of a motor vehicle shall, when reasonably necessary to ensure safe operation, give audible warning with the horn on the motor vehicle but may not otherwise use the horn when upon a highway.

[Pre-1991 Recodification Citation: 9-8-6-35(a) part.]

As added by P.L.2-1991, SEC.7.

Notes of Decisions

Cited in 3 cases (2 in the last 5 years), 2012–2023 · leading case: Susan Porter v. Kelly Martinez, 68 F.4th 429 (9th Cir. 2023).

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Susan Porter v. Kelly Martinez, 68 F.4th 429 (9th Cir. 2023). “” Ind. Code § 9-19-5-2 . Iowa: “The driver of a motor vehicle shall when reasonably necessary to insure safe operation give audible warning with the horn but shall not otherwise use such horn when upon a highway.”

Damon Ray Bowers v. State of Indiana, 980 N.E.2d 911 (Ind. Ct. App. 2012). · cites it 2× “The State presented evidence Bowers used his car horn in violation of Ind.Code § 9-19-5-2, which states: “The driver of a motor vehicle shall, (Ind.”

Susan Porter v. Kelly Martinez (9th Cir. 2023). “” Ind. Code § 9-19-5-2 . Iowa: “The driver of a motor vehicle shall when reasonably necessary to insure safe operation give audible warning with the horn but shall not otherwise use such horn when upon a highway.”

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