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Sergio Rudin is a partner and member of Best Best & Krieger’s Municipal Law Practice Group. He has served in various roles as a city attorney and general counsel to local government agencies providing advisory, transactional and litigation counsel to cities, special districts and public entities. Sergio advises on all aspects of municipal law, including charter interpretation, cannabis regulation, conflicts of interest, elections, finance, franchises, homelessness, land use and zoning, public works, telecommunications and water.  

Sergio currently serves as City Attorney for the City of Sausalito. Before joining BBK, Sergio previously served as City Attorney for Monte Sereno, Interim City Attorney for the City of South Lake Tahoe, General Counsel for the Tahoe Transportation District and Special Counsel to the Oakland Police Commission. Sergio also served as an attorney at the State Water Resources Control Board, Office of the Chief Counsel, in Sacramento. While there, he provided legal advice to the Division of Financial Assistance regarding operation of California’s Clean Water State Revolving Fund and Drinking Water State Revolving Fund. 

Prior to state employment, Sergio worked for a private firm representing general contractors in complex commercial litigation and construction claims. He also served as a law clerk to Judge Vidmar at the U.S. District Court for the District of New Mexico. 

Sergio lives with his wife and two cats in South Lake Tahoe, CA. In his free time, he enjoys relaxing via rock climbing, mountain biking, skiing and volunteering for El Dorado County Search and Rescue.

Thought Leadership


  • “Ninth Circuit Rules That Officials May Violate First Amendment by Blocking Persons From Private Social Media Used for Government Business,“ California Joint Powers Insurance Authority, Issue 126, Aug. 2022
  • “Where Do We Go From Here?,” Marin County Bar Association, June 1, 2022
  • Contributing Editor, “Propositions 26 and 218 Implementation Guide,” League of California Cities, 2021


  • “AB1234 Ethics Training," Association of Healthcare Districts, Sept. 22, 2021

Education & Admissions

Cornell Law School
J.D., cum laude
University of California, Berkeley
B.A., political science and mass communications
Bar Admissions
Court Admissions
U.S. Court of Federal Claims
U.S. District Court Central District of California
U.S. District Court Eastern District of California
U.S. District Court Northern District of California



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