Upon an appeal of the Planning Director's decision, the Planning Commission shall take action by resolution on the reasonable accommodation application. The Commission shall consider the Planning Director's decision, the claims contained in the appeal, and the findings contained in § 25-55.21 of this chapter. The Commission can approve, approve with modifications or deny the recommendation of the Planning Director. The decision of the Commission shall be final. The decision shall become effective three days following the date of the Commission's approval at which time the applicant may secure a building permit for the accommodation under consideration.