RCW 29A.84.230: Violations by signers—Initiative, referendum petitions—Penalty.

(1) Every person who signs an initiative or referendum petition with any other than his or her true name is guilty of a class C felony punishable under RCW 9A.20.021.

(2) Every person who knowingly signs more than one petition for the same initiative or referendum measure or who signs an initiative or referendum petition knowing that he or she is not a legal voter or who makes a false statement as to his or her residence on any initiative or referendum petition, is guilty of a gross misdemeanor.