A laminated glazing comprising, a first ply of a glazing material, a second ply of a glazing material, a film having an electrically conductive coating, the film being located between the first ply and the second ply, and a first busbar in electrical contact with the electrically conductive coating, the first busbar comprising an expansion portion, the expansion portion comprising a bridging busbar portion or a gap in the first busbar. Methods for producing the laminated glazing are also described.