(2) Subsection (1) of this section does not apply to:
(a) Vehicles being operated outside of an urban growth boundary;
(b) Emergency vehicles as defined in ORS 801.260;
(c) Vehicles operated by utilities defined under ORS 757.005, 758.505 or 759.005, or telecommunications carriers as defined in ORS 133.721;
(d) Sound systems of vehicles used for advertising, or in parades, political or other special events, except that the use of sound systems on those vehicles may be prohibited by a local authority by ordinance or resolution;
(e) Audio alarm systems installed in vehicles; or
(f) Federal Communications Commission licensed two-way radio communications systems.
(3) As used in subsection (1) of this section, "plainly audible" means any sound for which the information content of that sound is unambiguously communicated to the listener including, but not limited to, understandable spoken speech, comprehension of whether a voice is raised or normal or comprehensible musical rhythms or vocal sounds.
(4) The offense described in this section, causing unreasonable sound amplification from a vehicle, is a Class D traffic violation. [1991 c.601 §3; 1995 c.383 §27; 1999 c.1093 §19]
Note: 815.232 and 815.233 were added to and made a part of the Oregon Vehicle Code by legislative action but were not added to ORS chapter 815 or any series therein. See Preface to Oregon Revised Statutes for further explanation.