Wash. Rev. Code § 25.10.536
(1) After a person is dissociated as a general partner and before the limited partnership is dissolved, converted under article 11 of this chapter, or merged out of existence under article 11 of this chapter, the limited partnership is bound by an act of the person only if:
(b) At the time the other party enters into the transaction:
(2) If a limited partnership is bound under subsection (1) of this section, the person dissociated as a general partner that caused the limited partnership to be bound is liable:
[ 2009 c 188 s 606.]