California > Laws and Regulations
Fleet Fuel Use and Vehicle Acquisition Requirements - San Francisco, CA
The City of San Francisco (City) requires that diesel vehicles in the City's municipal fleet operate using biodiesel blends of at least 20% (B20). City departments must also pursue actions to use higher biodiesel blends, up to and including neat biodiesel (B100). Additionally, bi-fuel vehicles owned by the City must not use petroleum-based fuels while operating within the City and County of San Francisco. All vehicles purchased or leased by City departments must meet or exceed specified emissions standards. For more information, see the May 2006 Executive Directive on Biodiesel for Municipal Fleets and the City and County of San Francisco Environmental Code (Sections 406 and 407).