<p>In a decoration plate to be fitted on a mounting frame (1) to which a plurality of wiring accessories (4) is attached side by side, the decoration plate includes a plate body of a rectangular frame shape having an opening window (24) through which functional surfaces of the wiring accessories (4) are exposed to a front side thereof; and a pair of decorative sheets (3) fitted to both longitudinal frame portions (22) of the plate body that are disposed perpendicularly to a direction in which the wiring accessories are arranged. When the decoration plate A is attached to the mounting frame (1) in which the wiring accessories (4) are installed, the decorative sheets (3) are disposed on both sides of the wiring accessories (4), whereby the decoration plate A and the wiring accessories have a good appearance.</p>
