Wash. Rev. Code § 9A.52.070 : — WASHINGTON CRIMINAL CODEBURGLARY AND TRESPASS — Criminal trespass in the first degree TEXT PDF (1) A person is guilty of criminal trespass in the first degree if he or she knowingly enters or remains unlawfully in a building. (2) Criminal trespass in the first degree is a gross misdemeanor. RCW 9A.52.070 Amended by 2011 c 336,§ 372, eff. 7/22/2011. 1979 ex.s. c 244 § 12; 1975 1st ex.s. c 260 § 9A.52.070. Effective date-1979 ex.s. c 244: See RCW 9A.44.902.