Wash. Rev. Code § 84.34.250
As used in RCW 84.34.210, as now or hereafter amended, RCW 84.34.220, as now or hereafter amended, and *RCW 79A.15.010, "nonprofit nature conservancy corporation or association" means an organization which qualifies as being tax exempt under 26 U.S.C. section 501(c) (of the Internal Revenue Code) as it exists on June 25, 1976 and one which has as one of its principal purposes the conducting or facilitating of scientific research; the conserving of natural resources, including but not limited to biological resources, for the general public; or the conserving of open spaces, including but not limited to wildlife habitat to be utilized as public access areas, for the use and enjoyment of the general public.
RCW 84.34.250
*Reviser's note:RCW 79A.15.010 was amended by 2016 c 149 s 2, changing the term "nonprofit nature conservancy corporation or association" to "nonprofit nature conservancies."