Sec. 121.044. COOPERATIVE AGREEMENT. (a) The members of a public health district shall prepare a written cooperative agreement that sets out fully the terms of operation of the district. (b) The terms in a cooperative agreement must include: (1) organizational structure; (2) financial administration; and (3) procedures for: (A) modification of the cooperative agreement; (B) admission, withdrawal, and expulsion of members; (C) dissolution of the district; and (D) selection and removal of a director. (c) A cooperative agreement must be: (1) approved by the governing body of each member; and (2) signed by the appropriate officers of each governing body. (d) A modification of a cooperative agreement must be in writing. A modification is effective on approval by the governing body of each member. (e) A copy of a cooperative agreement and of each modification shall be: (1) included in the minutes of the governing body of each member; and (2) filed with the clerk of each county and municipality in the district and with the department. Acts 1989, 71st Leg., ch. 678, Sec. 1, eff. Sept. 1, 1989.