Pennsylvania Consolidated & Unconsolidated Statutes
Chapter 45 - Other Required Equipment
Section 4531 - Emission control systems


(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. ยง 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.
(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.

Structure Pennsylvania Consolidated & Unconsolidated Statutes

Pennsylvania Consolidated & Unconsolidated Statutes

Title 75 - VEHICLES

Chapter 45 - Other Required Equipment

Extra - Chapter Notes

Section 4501 - Promulgation of regulations by department

Section 4502 - General requirements for braking systems

Section 4521 - Promulgation of regulations by department

Section 4522 - Effect of amendments to Federal regulations (Repealed)

Section 4523 - Exhaust systems, mufflers and noise control

Section 4524 - Windshield obstructions and wipers

Section 4525 - Tire equipment and traction surfaces

Section 4526 - Safety glass

Section 4527 - Image display device

Section 4528 - Fire extinguishers

Section 4529 - Slow moving vehicle emblem

Section 4530 - Portable emergency warning devices

Section 4531 - Emission control systems

Section 4532 - Smoke control for diesel-powered motor vehicles

Section 4533 - Rear wheel shields

Section 4534 - Rearview mirrors

Section 4535 - Audible warning devices

Section 4536 - Bumpers

Section 4537 - Device used to carry pedalcycles

Section 4551 - Safety regulations

Section 4552 - General requirements for school buses

Section 4553 - General requirements for other vehicles transporting school children

Section 4571 - Visual and audible signals on emergency vehicles

Section 4572 - Visual signals on authorized vehicles

Section 4572.1 - Flashing or revolving lights on tow trucks

Section 4572.2 - Solid waste collection vehicles

Section 4573 - Identification of certain vehicles

Section 4581 - Restraint systems

Section 4582 - Child Passenger Restraint Fund

Section 4583 - Hospital information program

Section 4584 - Oral hazard warning (Deleted by amendment)

Section 4585 - Use of information or evidence of violation of subchapter

Section 4586 - Civil immunity for child passenger safety technicians and lenders of child passenger restraint systems and booster seats