An insulating glazing unit, includes at least two glass panes and a circumferential spacer profile between them near their edges, for use in a window, a door, or a façade glazing, which has in each case an electrically conductive frame surrounding the edges of the insulating glazing, wherein at least one RFID transponder is attached to the insulating glazing unit as an identification element, wherein the at least one transponder is arranged at a corner of the insulating glazing unit.