A composite pane having a sun protection and a heat protection function is described. The composite pane has an outer pane having an outer surface and an inner surface, an inner pane having an outer surface and an inner surface, and a thermoplastic intermediate layer, having at least a sun protection coating on at least the inner surface, the outer surface, or in the thermoplastic intermediate layer, and a heat protection layer on the inner surface. The sun protection layer has at least one functional layer containing at least silver, and the heat protection layer has at least one functional layer containing at least one metal of the group consisting of niobium, tantalum, molybdenum, and zirconium.