(a) With the endorsement of the Secretary of Transportation and the Secretary of the Environment and after a public hearing following 60 days’ notice, the Administrator shall adopt regulations that establish maximum sound level limits for the operation on the highways in this State of each type of motor vehicle or combination of vehicles. (b) In establishing limits under this section, the Administrator shall: (1) Consider any noise emission regulations established under federal law for motor carriers engaged in interstate commerce; and (2) Set the limits at the most restrictive level that, through the application of the best available technology at a reasonable cost, is consistent with attaining the environmental noise standards adopted by the Department of the Environment.
Maryland Legal Code