Pennsylvania § 4531 Emission control systems

Pennsylvania Statutes

§ 4531 — Emission control systems

Pennsylvania § 4531

JurisdictionPennsylvania

Title 75VEHICLES

PartPART IV

Ch. 45OTHER REQUIRED EQUIPMENT

Subch.SAFETY AND ANTI-POLLUTION EQUIPMENT

This text of Pennsylvania § 4531 (Emission control systems) is published on Counsel Stack Legal Research, covering Pennsylvania primary law. Counsel Stack provides free access to over 12 million legal documents including statutes, case law, regulations, and constitutions.

Bluebook

75 Pa. Cons. Stat. § 4531 (2026).

Text

(a)Compliance with established maximum levels.--No vehicle manufactured in compliance with the requirements of the Clean Air Act (77 Stat. 392, 42 U.S.C. § 1857), or any amendments or supplements thereto, shall have emissions exceeding the maximum permissible levels prescribed by law.

(b)Limitation on alteration of system.--No person shall disable, change or alter the emission control system of a vehicle. Original emission control components or replacements in kind shall be present and functioning on all vehicles. A subject vehicle may be equipped with any added components which are designed to improve emissions. It is unlawful for a subject vehicle that is not in compliance with the preceding requirements to be operated under its own power until a reinspection at an official emission i

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(a) Compliance with established maximum levels.--No vehicle manufactured in compliance with the requirements of the Clean Air Act (77 Stat. 392, 42 U.S.C. § 1857), or any amendments or supplements thereto, shall have emissions exceeding the maximum permissible levels prescribed by law.

(b) Limitation on alteration of system.--No person shall disable, change or alter the emission control system of a vehicle. Original emission control components or replacements in kind shall be present and functioning on all vehicles. A subject vehicle may be equipped with any added components which are designed to improve emissions. It is unlawful for a subject vehicle that is not in compliance with the preceding requirements to be operated under its own power until a reinspection at an official emission inspection station establishes its full compliance, provided that it shall be lawful for the vehicle to be operated under its own power by the vehicle owner while en route to the official emission inspection station for a reinspection.

(c) Limitation on sale and operation of vehicles with altered systems.--No person shall knowingly sell or operate a vehicle whose emission control system has been disabled, changed or altered from its original design specifications, except for in-kind replacement of system components and added components which are designed to improve emissions.

Legislative History

(Dec. 16, 1992, P.L.1250, No.166; Dec. 28, 1994, P.L.1450, No.172, eff. 60 days) 1994 Amendment.Act 172 amended subsec. (c). Automobile Emission Program.Section 12 of Act 129 of 1982 provided that nothing in Act 129 shall be construed as requiring an automobile emission program. The notice stating that the enhanced emission inspection program will commence January 2, 1995, was published in the Pennsylvania Bulletin on October 29, 1994, at 24 Pa.B. 5472. Cross References.Section 4531 is referred to in section 4523 of this title.