Pa. Cons. Stat. » 75 Pa. Cons. Stat. (VEHICLES) / Chapter 45
Pennsylvania Consolidated Statutes

75 Pa. Cons. Stat. § 4535 (2026)

  Audible warning devices.

✓ current as of May 2026
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§ 4535.  Audible warning devices.

(a)  General rule.--Every motor vehicle operated on a highway shall be equipped with a horn or other audible warning device of a type approved in regulations of the department.

(b)  Certain sound devices prohibited.--Except as specifically provided in this part or by regulations of the department, no vehicle operated on a highway shall be equipped with a siren, bell, whistle or any device emitting a similar sound or any unreasonably loud or harsh sound.

(c)  Exceptions.--This section shall not apply to any special mobile equipment, commercial implement of husbandry or implement of husbandry that is not so equipped by the original manufacturer.

(June 23, 1982, P.L.605, No.171, eff. imd.; Dec. 18, 1992, P.L.1411, No.174, eff. 60 days)

 

1992 Amendment.  Act 174 amended subsec. (c).

Notes of Decisions
Cited in 1 case, 1992–1992 · leading case: Com., Dept. of Transp. v. Lear, 616 A.2d 185 (Pa. Commw. Ct. 1992).
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Com., Dept. of Transp. v. Lear, 616 A.2d 185 (Pa. Commw. Ct. 1992). “§ 4303 governing general lighting requirements and 75 Pa.C.S. § 4535 governing audible warning devices.”
Annotations are extracted automatically from the opinions in the Syfert caselaw corpus and ranked by authority, recency, and treatment. Dots show Syfertize treatment of the citing case itself.