PDFWAC 468-270-120

How many occupants are required to be considered an eligible carpool for toll exemption on I-405 express toll lanes?

Between 5 a.m. to 9 a.m. and 3 p.m. to 7 p.m., Monday through Friday, (excluding the weekdays on which holidaysi are observed) you must have three or more occupants in your vehicle to qualify as a toll-free carpool. At all other times when tolling is in effect on the I-405 express toll lanes, you must have two or more occupants in your vehicle to qualify as a toll-free carpool. Occupancy requirements do not apply to vehicles that are otherwise exempt from tolls pursuant to WAC 468-270-110 or authorized as an HOV vehicle as defined in chapter 468-510 WAC.
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New Years Day, Memorial Day, Independence Day, Labor Day, Thanksgiving Day, and Christmas Day.
[Statutory Authority: RCW 47.56.850, 47.56.880, and 2016 c 14. WSR 16-16-014, § 468-270-120, filed 7/21/16, effective 8/21/16. Statutory Authority: Chapter 47.46 RCW and RCW 47.56.165. WSR 15-08-038, § 468-270-120, filed 3/25/15, effective 4/25/15.]