A. A teacher, being a member of The Manitoba Teachers' Society Executive Committee, or being appointed an official representative or delegate of the Society to attend a meeting of the committee of which he or she is a member, or to act as a representative or delegate of the Society or of any branch thereof in a matter of Society business requiring absence from school, shall have the right to attend such meeting and shall be excused from school duties for either purpose or both purposes for not more than a total of six (6) teaching days in any school year, provided that a substitute satisfactory to the Division can be secured. The Division is to pay the substitute teacher and bill the Manitoba Teachers' Society for the cost of a substitute. No additional leave of absence beyond six (6) days for any individual in a school year shall be taken for the purposes mentioned above except with the consent and approval of the Division. In all cases the teacher shall notify the Division thereof prior to taking such a leave.