A. Any person who is dissatisfied with the decision of the planning director concerning any matter affecting his application for the installation of a fallout shelter may appeal to the planning commission.
B. All decisions of the planning director acting under the authority of this chapter shall be final and conclusive upon the expiration of ten days following the decision of the director unless a written appeal is filed with the planning department within said ten-day period.
C. The planning director shall cause a written notice of the decision to be mailed to the applicant.