The following shall be exempted from the provisions of this chapter:
(A) Sound emitted from sirens of authorized emergency vehicles;
(B) Lawn mowers, between the hours of 8:00 a.m. and 9:00 p.m.;
(C) Burglar alarms or other warning devices when properly installed on publicly or privately owned property, providing the cause for the alarm or warning device sound is investigated and turned off within a reasonable period of time;
(D) Attendant noise connected with the actual performance of athletic or sporting events and practices related to them;
(E) The emission of sound for the purposes of alerting persons to the existence of an emergency, or for the performance of emergency work;
(F) Sounds associated with normal conduction of a legally established non-transient business when the sounds are customary, incidental and within the normal range appropriate for the use;
(G) Noise from church bells, and governmental public address systems including those operated by the city; and
(H) In the case of motor vehicles, where the noise is the result of a defective or modified exhaust system, if the cause is repaired or otherwise remedied within seven calendar days.
(Ord. 725, passed 5-14-2007)