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.
| 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.
Learn how Express Lanes tolls apply to CAVs by reading our Clean Air Vehicle Tolling FAQ.
| 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 |
Additional Resources
Carpool and Clean Air Vehicle Rules by Express Lane Facility
See the Carpool and Clean Air Vehicle discounts by express lane facility.
