A permit is required for the use of public address systems and other sound amplifiers outside of buildings or upon sound trucks, which shall generally be allowed between the hours of 7 AM and 9 PM, and only for charitable, community, educational, recreational and religious purposes. Such permits are generally limited to not more than two (2) hours in any one-half day, unless otherwise approved. The Public Safety Services Director and the City Manager are responsible for approval of the Application. (Section 19-6 of the Ordinance Code). There is no fee involved. For more information, contact the City Manager's office at 616.355.1310.