The holder of a polling card shall state his or her name, identify himself or herself and hand over the polling card to the Electoral Officer. The latter shall examine the polling card. If there is any doubt about the validity of the polling card or its rightful ownership, the Electoral Board shall clarify the matter as far as possible and decide to grant or refuse the holder permission to vote. The occurrence shall be minuted in the election record. The Electoral Officer shall retain the polling card, also in the event of a refusal.