Wash. Rev. Code § 46.72B.180
(1)
(b) The primary automobile insurance policy required under this section must provide coverage, as specified in this subsection (1)(b), at all times the driver is logged in to a commercial transportation services provider's digital network or software application and at all times a passenger is in the vehicle as part of a prearranged ride.
(i) The primary automobile insurance policy required under this subsection must provide the following coverage during commercial transportation services applicable during the period before a driver accepts a requested ride through a digital network or software application:
(ii) The primary automobile insurance policy required under this subsection must provide the following coverage, applicable during the period of a prearranged ride:
(2)
(c) The primary automobile insurance policy required under this subsection and subsection (1) of this section may be secured by any of the following:
(6) Insurers that write automobile insurance in Washington may exclude any and all coverage afforded under a private passenger automobile insurance policy issued to an owner or operator of a personal vehicle for any loss or injury that occurs while a driver for a commercial transportation services provider is logged in to a commercial transportation services provider's digital network or while a driver provides a prearranged ride. This right to exclude all coverage may apply to any coverage included in a private passenger automobile insurance policy including, but not limited to:
(10) If more than one insurance policy provides valid and collectible coverage for a loss arising out of an occurrence involving a motor vehicle operated by a driver, the responsibility for the claim must be divided as follows:
(15)
[ 2022 c 281 s 33; 2015 c 236 s 2. Formerly RCW 48.177.010.]