These "Clean Air Vehicle" stickers allow clean cars with just one occupant into the High Occupancy Vehicle (HOV) lanes in California and can save some commuters up to two hours a day. Wow.

Jerry Brown to raise the number of stickers to allow plug-in electric hybrid vehicles to drive in carpool lanes. The total would see another 15,000-unit boost for a total of 85,000 decals.

Drivers who only need a pass for solo tolled express lane use can get the ExpressToll sticker pass. The Switchable HOV ...

For the first time since 1999, carpool lanes in California will likely soon be reserved for carpools only. Barring ...