Wash. Admin. Code § 478-121-120
In furtherance of the university's interest in maintaining positive relationships with its surrounding communities, the university shall have the authority to hold students accountable under this conduct code for misconduct within any residential or commercial communities adjacent to a university campus. Conduct proceedings may be initiated if the university is made aware that a student or student organization has been contacted by a law enforcement agency regarding, and is determined to have engaged in, conduct that is in violation of a state statute or municipal ordinance and has a direct quality of life impact on community residents or businesses, including, but not limited to, creating a public nuisance due to noise, residential disturbance, intentional destruction of property, urinating in public, or criminal trespass.
Wash. Admin. Code § 478-121-120