The following are exempted from the provisions of this subchapter:
(A) Sounds emitted from authorized emergency vehicles;
(B) Lawn mowers, garden tractors, construction equipment, and power tools, when properly muffled, between the hours of 7:00 a.m. and 10:00 p.m. only;
(C) Burglar alarms and other warning devices when properly installed, providing the cause for such alarm or warning device sound is investigated and turned off within a reasonable period of time;
(D) Parades, festivals, carnivals, fairs, celebrations, concerts, artistic performances, or other events authorized by the Council or another appropriate governmental entity;
(E) Attendant noise connected with the actual performance of athletic or sporting events and practices related thereto;
(F) The emission of sound for the purposes of alerting persons to the existence of an emergency, or for the performance of emergency work;
(G) Sounds associated with the use of legal fireworks;
(H) Sounds associated with the use of an approved public safety training facility between the hours of 7:00 a.m. and 10:00 p.m.; and
(I) Sounds associated with the normal conduct of legally established non-transient businesses when such sounds are customary, incidental, and within the normal range appropriate for such use.