Subject to the provisions of this subchapter, the articles of incorporation of a cooperative, and the bylaws of a cooperative, a cooperative’s board shall have the authority to determine the qualifications for membership in the cooperative and to establish and from time to time modify procedures pursuant to which persons may become or remain members, as well as procedures for terminating a person’s membership in the cooperative. Notwithstanding the foregoing provisions of this section, no person may become or remain a member of a cooperative who does not subscribe to telecommunications service supplied by the cooperative.