Heatable composite pane having a capacitive switching region , comprising: - a substrate and a cover pane , - at least one intermediate layer , which is arranged between the substrate and the cover pane , - plural heating wires and at least two busbars , which are arranged between the cover pane and the intermediate layer , wherein the heating wires are electrically conductingly connected to the busbars such that upon application of an electrical voltage to the busbars , a heating current can flow through the heating wires , whereby the heating wires can be heated, wherein - an electrically conductive contact wire , which is different from the heating wires , is arranged between the substrate and the intermediate layer or between the cover pane and the intermediate layer , - at least one region of the electrically conductive contact wire forms a capacitive switching region , - the capacitive switching region has at least one contact region and one connection region , the contact region is electrically connected to the connection region , and the connection region can be electrically connected to a sensor electronics system , wherein - the contact wire has a free end, wherein - the contact wire has no direct physical contact with the at least one heating wire , characterized in that the contact wire is galvanically connected to one of the two busbars at precisely one connection region , and that the contact wire is situated, at least in the projection perpendicular to a pane surface, between two immediately adjacent heating wires , wherein the two heating wires extend in each case continuously from one busbar to the other busbar . - a substrate and a cover pane , - at least one intermediate layer , which is arranged between the substrate and the cover pane , - plural heating wires and at least two busbars , which are arranged between the cover pane and the intermediate layer , wherein the heating wires are electrically conductingly connected to the busbars such that upon application of an electrical voltage to the busbars , a heating current can flow through the heating wires , whereby the heating wires can be heated, wherein - an electrically conductive contact wire , which is different from the heating wires , is arranged between the substrate and the intermediate layer or between the cover pane and the intermediate layer , - at least one region of the electrically conductive contact wire forms a capacitive switching region , - the capacitive switching region has at least one contact region and one connection region , the contact region is electrically connected to the connection region , and the connection region can be electrically connected to a sensor electronics system , wherein - the contact wire has a free end, wherein - the contact wire has no direct physical contact with the at least one heating wire , characterized in that the contact wire is galvanically connected to one of the two busbars at precisely one connection region , and that the contact wire is situated, at least in the projection perpendicular to a pane surface, between two immediately adjacent heating wires , wherein the two heating wires extend in each case continuously from one busbar to the other busbar . <EOS>