The invention relates to a preparation method of an identification card with utilizing a protective layer transfer foil having a peeling layer and a releasing layer laminated on the peeling layer, the preparation method comprising: adhering the transferring layer onto a card substrate; and peeling off the peeling layer to prepare the identification card. The peeling layer including a support and a releasing layer, the transferring layer including a photo-cured resin layer. A maximum electrostatic amount of the peeling layer at the peeling step is 0 to 30 kV.