(1) All real or personal property owned or used by a nonprofit organization, corporation, or association in connection with a nonprofit cancer clinic or center shall be exempt from taxation if all of the following conditions are met:
(a) The nonprofit cancer clinic or center must be comprised of or have been formed by an organization, corporation, or association qualified for exemption under section 501(c)(3) of the internal revenue code of 1986 (26 U.S.C. Sec. 501(c)(3)), by a municipal hospital corporation, or by both;
(b) The nonprofit organization, corporation, or association operating the nonprofit clinic or center and applying for the exemption must be qualified for exemption under section 501(c)(3) of the internal revenue code of 1986 (26 U.S.C. Sec. 501(c)(3)); and
(c) The property must be used primarily in connection with the prevention, detection, and treatment of cancer, except as provided in RCW
84.36.805.
(2)(a) As used in this section, "nonprofit cancer clinic or center" means a medical facility operated:
(i) By a nonprofit organization, corporation, or association associated with a nonprofit hospital or group of nonprofit hospitals, by a municipal hospital corporation, or by both; and
(ii) For the primary purpose of preventing and detecting cancer and treating cancer patients.
(b) For the purposes of this subsection, "primary purpose" means that at least fifty-one percent of the patients who receive treatment at the clinic or center do so because they have been diagnosed as having cancer. In carrying out its primary purpose, the nonprofit cancer clinic or center provides any combination of radiation therapy, chemotherapy, and ancillary services, directly related to the prevention, detection, and treatment of cancer. These ancillary services include, but are not limited to, patient screening, case management, counseling, and access to a tumor registry.
(3) The exemption also applies to administrative offices located within the nonprofit cancer clinic or center that are used exclusively in conjunction with the cancer treatment services provided by the nonprofit cancer clinic or center.
(4) If the real or personal property for which exemption is sought is leased, the benefit of the exemption must inure to the nonprofit cancer clinic or center.