All meetings of the council and council committees shall be open to the public, and all persons shall be permitted to attend such meetings, except that this section shall not apply to executive sessions as authorized by the laws of the state of Washington. The council shall not adopt any ordinance, resolution, or motion except at a meeting open to the public and held according to the provisions of this chapter. This section shall not apply to the proceedings described in RCW 42.30.140. (Added by Ord. 80-012 § 2, June 2, 1980, Eff date Dec. 1, 2002; Amended by Amended Ord. 02-047, Oct. 16, 2002, Eff date Dec. 1, 2002; Amended by Ord. 11-017, May 11, 2011, Eff date May 27, 2011).