Christiana Tiedemann, Deputy Secretary for Law Enforcement and Counsel


Christiana Tiedemann was appointed by Governor Edmund G. Brown, Jr. in February of 2017 as deputy secretary for law enforcement and counsel at the California Environmental Protection Agency.

Prior to her appointment, Chris was Supervising Deputy Attorney General in the Land Law Section of the California Attorney General’s Office.  In this capacity, she advised and represented the California Coastal Commission, the State Lands Commission, the San Francisco Bay Conservation and Development Commission, the California Department of Parks and Recreation and the California Department of Conservation in complex legal matters, including representation of the agencies in trial and appellate courts.  Her work at the Attorney General’s Office included representation of California’s natural resource agencies to achieve a $44 million comprehensive civil settlement following the Cosco Busan oil spill in San Francisco Bay. She also represented the San Francisco Bay Regional Water Quality Control Board in Clean Water Act litigation to remove the deteriorating mothball fleet from Suisun Bay.  Her experience includes defending California environmental regulatory activity against constitutional challenges in both state and federal courts.

Chris has been an advocate for the development of in-fill housing to address climate change in her work at the Attorney General’s Office, where she has authored amicus curiae briefs that address the issue, and in her service as former Berkeley Mayor Tom Bates’ appointee to the Berkeley Zoning Adjustments Board.

Chris received her bachelor’s degree from Reed College and her law degree from Hastings College of the Law.  She resides in Berkeley.