A heatable laminated side pane for an openable side window of a vehicle is described. The side pane has an upper edge, a lower edge, a front edge, and a rear edge. The side pane also includes an outer pane and an inner pane, which are bonded to one another via a thermoplastic intermediate layer. The side pane also has at least one heating wire embedded in the intermediate layer. The heating wire runs between a first busbar and a second busbar and is electrically connected to the busbars, which are arranged along the front edge or the rear edge.