# Transportation (GTR)

## Title 22. Vehicle Laws -- Equipment of Vehicles

### Subtitle 6. Noise Abatement Program

#### Section 22-609

(a) A person may not modify the exhaust system or any other noise abatement device of a motor vehicle driven or to be driven on any highway in this State in such a way that the noise emitted by the vehicle exceeds that emitted by the vehicle as originally manufactured.

(b) A person may not drive on any highway in this State a motor vehicle with an exhaust system or noise abatement device modified in a way prohibited by subsection (a) of this section.

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Md. Code Ann., Transp. (as displayed at mgaleg.maryland.gov, October 16, 2026)