Except as authorized under <cite data-path="|health|§9-303">§ 9-303 {“Temporary exemptions”} of this subtitle</cite>, no person may play, operate, or permit to be played or operated any radio, musical instrument, phonograph, tape- or compact disc-player, or other device for the production or reproduction of sound if: that sound is used or intended for entertainment; and either:the device is in a building or other structure or in a vehicle, and the sound can be heard more than 50 feet away from the building, structure, or vehicle or, if further, 50 feet from the boundaries of the property surrounding the building or structure; the device is in or on a public street, building, park, or other public area, in or on a public access area, such as a shopping mall, parking lot, etc., or on any private property and the sound can be heard more than 50 feet from its source; or the device is being played between 10 p.m. and 8 a.m. in or on a public street, unless the person is participating in a school band or a licensed parade or has otherwise been authorized to play the device. City Code, 1976/83, art. 11, §238(d), art. 19, §221(a) Ord. 99-548

A parent or guardian may not knowingly permit a minor for whom the parent or guardian is responsible to violate <cite data-path="|health|§9-306">§ 9-306 {“Prohibited conduct — in general”} of this subtitle</cite>. City Code, 1976/83, art. 19, §221(c)(3)(i) Ord. 99-548

If the device is located in a building or other structure or in a vehicle, the owner, occupant, resident, manager, operator, or other person in charge of the premises or vehicle, if present, is presumed to be responsible in the absence of evidence to the contrary. If the device is outdoors, the person possessing it is presumed to be responsible in the absence of evidence to the contrary. City Code, 1976/83, art. 19, §221(b) Ord. 99-548

A police officer who finds any minor violating <cite data-path="|health|§9-306">§ 9-306 {“Prohibited conduct — in general”} of this subtitle</cite> must order the minor to stop the violation. If the minor fails to comply with the order, the police officer may take him or her into custody. After the information necessary to carry out the purposes of this subtitle has been recorded, the minor must be:promptly released to his or her parent or guardian, with written notice to the parent or guardian of the violation; and referred to the Baltimore City Police Department’s court sanctioned pre-intake adjustment program. City Code, 1976/83, art. 19, §221(c)(1), (2) Ord. 99-548