UC Berkeley Center for Student Conduct and Community Standards resolves complaints of possible student violations, both academic and non-academic. Any person may file a complaint about a student violation of the Code of Student Conduct. Once a complaint is filed through the Center, a specific set of conduct procedures is initiated. Complaints or Questions: http://campuslife.berkeley.edu/conduct or 510-643-9069.

UC Berkeley Resident Life Judicial Affairs
In addition to the Berkeley Campus Code of Conduct, residential community members are responsible for adhering to Residential Conduct Policies. If you are alleged to be responsible for violating Residential Conduct Policies or the Berkeley Campus Regulations you are guaranteed certain procedural rights.
http://www.housing.berkeley.edu/student/judicial/policies/policies1.html

University of California Police Department (UCPD) provides traditional law enforcement and emergency services as well as educational, outreach and crime prevention programs for the UCB campus community. It enforces the Campus Student Conduct Code (including the alcohol policies) as well as city and state laws. UCPD collaborates closely with City of Berkeley Police to implement specific enforcement operations designed to reduce underage drinking. Complaints: 510-642-6760 - ask for a supervisor. Questions: http://police.berkeley.edu/questionsand comments/ or 510-642-6760.

City of Berkeley Police (BPD) focuses on public safety and law enforcement. It has received grant funding from ABC annually since 2004 to implement specific operations designed to reduce underage drinking. It handles safety and traffic control on football game days. Complaints: Internal Affairs 510-981-5706. Questions: Officer Perkins, Area Coordinator 510-981-5778.

The California Department of Alcohol Beverage Control (ABC) enforces the laws of the State of California regarding the manufacture, sale, and consumption of alcohol. ABC officers can respond to any alcohol law violation anywhere in the state of Calfornia that the ABC may work in parallel, though not necessarily together, on with local law enforcement agencies. Investigators are often undercover and may lie about their identity to protect their cover for the success of the operation and/or their own safety. Questions and/or complaints: Oakland District Office 510-622-4970 - ask for an Enforcement Supervisor.