Carpool and Clean Air Vehicle Discounts on Bay Area Express Lanes
Watch a short video to find out how to get discounted tolls by carpooling or driving a Clean Air Vehicle on Bay Area Express Lanes with the right kind of FasTrak tag(opens in a new window).
| Express Lane | Carpool Toll Policy (with properly set FasTrak Flex Toll Tag) |
|---|---|
| SR-237 | 3+ Free; 2-person Pay Half-Price Tolls |
| I-880 | 3+ Free; 2-person Pay Half-Price Tolls |
| US-101 | 3+ Free; 2-person Pay Half-Price Tolls |
| I-680 Sunol | 2+ Free |
| I-680 Contra Costa | 2+ Free |
| I-580 | 2+ Free |
Clean Air Vehicles
Eligible Clean Air Vehicles (CAVs) must have a FasTrak CAV toll tag set to the number of people in their car to get toll discounts on express lanes. Learn more about CAV toll tags here(opens in a new window).
Learn how Express Lanes tolls apply to CAVs by reading our Clean Air Vehicle Tolling FAQ(PDF file opens in a new window).
| Express Lane | CAV Toll Policy (with properly set CAV Toll Tag) |
|---|---|
| SR-237 | Solo & 2-person CAVs pay half-price toll; 3+ toll-free |
| I-880 | Solo & 2-person CAVs pay half-price toll; 3+ toll-free |
| US-101 | Solo & 2-person CAVs pay half-price toll; 3+ toll-free |
| I-680 Sunol | Solo CAVs pay half-price tolls; 2+ toll-free |
| I-680 Contra Costa | Solo CAVs pay half-price tolls; 2+ toll-free |
| I-580 | Solo CAVs pay half-price tolls; 2+ toll-free |
