2013 Maryland Code
§ 22-610 - Sale of mufflers and other abatement devices
(a) A person may not sell or offer for sale in this State for use as part of the equipment of a motor vehicle any exhaust muffler, intake muffler, or other noise abatement device that, when installed, will permit the vehicle to be operated in such a way that the noise emitted by the vehicle exceeds that emitted by the vehicle as originally manufactured.
(b) (1) The manufacturer of each exhaust muffler, intake muffler, or other noise abatement device sold in this State for use as part of the equipment of a motor vehicle shall file with the Administration a written certification that the particular device, when installed for its intended application, complies with the requirements of this section.
(2) The certification shall be on the form that the Administration requires.
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