Wash. Rev. Code § 64.80.100
(1) Except as otherwise provided in this section, or in RCW 11.07.010, and 11.05A.030, on the death of the transferor, the following rules apply to property that is the subject of a transfer on death deed and owned by the transferor at death:
(3) If a transferor is a joint owner and is:
(4) If the property that is the subject of a transfer on death deed is community property and:
(b) The transferor is married and is joined in the deed by the transferor's spouse, or is in a registered domestic partnership and is joined in the deed by the transferor's domestic partner, and:
[ 2014 c 58 s 13.]