RCW 42.30.050

In the event that any meeting is interrupted by a group or groups of persons so as to render the orderly conduct of such meeting unfeasible and order cannot be restored by the removal of individuals who are interrupting the meeting, the members of the governing body conducting the meeting may order the meeting room cleared and continue in session or may adjourn the meeting and reconvene at another location selected by majority vote of the members. In such a session, final disposition may be taken only on matters appearing on the agenda. Representatives of the press or other news media, except those participating in the disturbance, shall be allowed to attend any session held pursuant to this section. Nothing in this section shall prohibit the governing body from establishing a procedure for readmitting an individual or individuals not responsible for disturbing the orderly conduct of the meeting. Nothing in this section prohibits the governing body from stopping people from speaking to the governing body when not recognized by the governing body to speak.