The City has a noise ordinance as part of its zoning code. As a general rule, the City prohibits excessive noise on weekdays from 10:00 p.m. to 7:00 a.m. and on weekends/holidays from 10:00 p.m. to 9:00 a.m. For specific details and exceptions, see Chapter 21, Performance Standards, of the City’s Implementing Zoning Ordinance (IZ0).