Notwithstanding the foregoing, in the case of applications for a renewal of a special exception use relating to accessory apartments, where the recommendation of the Commission shall be requested or required, such requests shall be reviewed by a committee of one member of the Commission, designated by the Chairman, to determine whether or not consideration by the full Commission shall be appropriate. Except for extraordinary circumstances, the report and recommendation of the Commission shall be given by such committee of one member. In making a recommendation for referral of such a case to the full Commission, such committee of one member shall set forth in such recommendation the reason either for or against referral of the request to the full Commission in addition to the recommendation by such member. The report and recommendation of the Commission shall set forth its findings and conclusions.