Wash. Rev. Code § 25.10.801
(1) A conversion or merger under this article does not discharge any liability under RCW 25.10.401 and 25.10.541 of a person that was a general partner in or dissociated as a general partner from a converting or constituent limited partnership, but:
(c) If a person is required to pay any amount under this subsection:
(2) In addition to any other liability provided by law:
(a) A person that immediately before a conversion or merger became effective was a general partner in a converting or constituent limited partnership that was not a limited liability limited partnership is personally liable for each obligation of the converted or surviving organization arising from a transaction with a third party after the conversion or merger becomes effective, if, at the time the third party enters into the transaction, the third party:
(ii) Reasonably believes that:
(b) A person that was dissociated as a general partner from a converting or constituent limited partnership before the conversion or merger became effective is personally liable for each obligation of the converted or surviving organization arising from a transaction with a third party after the conversion or merger becomes effective, if:
(ii) At the time the third party enters into the transaction, less than two years have passed since the person dissociated as a general partner and the third party:
[ 2009 c 188 s 1111.]