Proper plaintiff.

RCW 25.15.391
in effect
Sign in to generate a plain English summaryAsk Belisarius Agent
In a derivative action, the plaintiff must be a member at the time of bringing the action and: (1) At the time of the transaction of which the plaintiff complains; or (2) The plaintiff's status as a member had devolved upon the person by operation of law or pursuant to the terms of a limited liability company agreement from a person who was a member at the time of the transaction. In a derivative action, the plaintiff must be a member at the time of bringing the action and: (1) At the time of the transaction of which the plaintiff complains; or (2) The plaintiff's status as a member had devolved upon the person by operation of law or pursuant to the terms of a limited liability company agreement from a person who was a member at the time of the transaction.
Source: WA Statutes (Official Site)URL: https://app.leg.wa.gov/RCW/default.aspx?cite=25.15&full=trueFetched: 6/29/2026

Starting a business in Washington? Washington LLC guide: costs and requirements