Chapter 8.25 NOISE REGULATIONS This chapter is included in your selections. Sections: 8.25.010 Declaration policy. 8.25.020 Definitions. 8.25.030 Noise. 8.25.040 Special noise sources. 8.25.050 Construction of buildings and projects. 8.25.060 Unnecessary noise in residential areas. 8.25.070 Penalties.