Wash. Rev. Code § 49.60 § 49.60.030

(1) The right to be free from discrimination because of race, creed, color, national origin, citizenship or immigration status, sex, honorably discharged veteran or military status, sexual orientation, or the presence of any sensory, mental, or physical disability or the use of a trained dog guide or service animal by a person with a disability is recognized as and declared to be a civil right. This right shall include, but not be limited to:
(a) The right to obtain and hold employment without discrimination;
(b) The right to the full enjoyment of any of the accommodations, advantages, facilities, or privileges of any place of public resort, accommodation, assemblage, or amusement;
(c) The right to engage in real estate transactions without discrimination, including discrimination against families with children;
(d) The right to engage in credit transactions without discrimination;
(e) The right to engage in insurance transactions or transactions with health maintenance organizations without discrimination: PROVIDED, That a practice which is not unlawful under RCW 48.30.300 , 48.44.220 , or 48.46.370 does not constitute an unfair practice for the purposes of this subparagraph;
(f) The right to engage in commerce free from any discriminatory boycotts or blacklists. Discriminatory boycotts or blacklists for purposes of this section shall be defined as the formation or execution of any express or implied agreement, understanding, policy or contractual arrangement for economic benefit between any persons which is not specifically authorized by the laws of the United States and which is required or imposed, either directly or indirectly, overtly or covertly, by a foreign government or foreign person in order to restrict, condition, prohibit, or interfere with or in order to exclude any person or persons from any business relationship on the basis of race, color, creed, religion, sex, honorably discharged veteran or military status, sexual orientation, the presence of any sensory, mental, or physical disability, or the use of a trained dog guide or service animal by a person with a disability, or national origin, citizenship or immigration status, or lawful business relationship: PROVIDED HOWEVER, That nothing herein contained shall prohibit the use of boycotts as authorized by law pertaining to labor disputes and unfair labor practices; and
(g) The right of a mother to breastfeed her child in any place of public resort, accommodation, assemblage, or amusement.
(2) Any person deeming himself or herself injured by any act in violation of this chapter shall have a civil action in a court of competent jurisdiction to enjoin further violations, or to recover the actual damages sustained by the person, or both, together with the cost of suit including reasonable attorneys' fees or any other appropriate remedy authorized by this chapter or the United States Civil Rights Act of 1964 as amended, or the Federal Fair Housing Amendments Act of 1988 (42 U.S.C. Sec. 3601 et seq.).
(3) Except for any unfair practice committed by an employer against an employee or a prospective employee, or any unfair practice in a real estate transaction which is the basis for relief specified in the amendments to RCW 49.60.225 contained in chapter 69, Laws of 1993, any unfair practice prohibited by this chapter which is committed in the course of trade or commerce as defined in the Consumer Protection Act, chapter 19.86 RCW, is, for the purpose of applying that chapter, a matter affecting the public interest, is not reasonable in relation to the development and preservation of business, and is an unfair or deceptive act in trade or commerce.