CA Pub Res Code Section 25726

(a)

When awarding a vehicle procurement contract, every city, county, city and county, and special district, including a school district and a community college district may require that 75 percent of the passenger cars or light-duty trucks, or both, to be acquired be energy-efficient vehicles.

(b)

“Energy-efficient vehicle” means either of the following:

(1)

A vehicle that meets California’s Super Ultra-Low Emission Vehicle (SULEV) standard for exhaust emissions and the federal inherently low-emission vehicle (ILEV) evaporative emission standard, as defined in Part 88 (commencing with Section 88.101-94) of Title 40 of the Code of Federal Regulations.

(2)

A hybrid vehicle or an alternative fuel vehicle that meets California’s advanced technology partial zero-emission vehicle (AT PZEV) standard for criteria pollutant emissions.