To provide a photosensitive resin laminate, used for a sign plate such as a display panel, decoration shield, nameplate, Braille display panel or the like, to provide a sign plate which is superior in design properties, and in particular to obtain a photosensitive resin laminate superior in chemical resistance, heat resistance and transparency.

(1) The photosensitive resin laminate has a photosensitive resin layer formed directly or with an adhesive layer interposed on a support body, and the support body consist of an inorganic glass plate having ≥1 mm thickness. (2) The plate material for a sign plate is obtained from the above photosensitive resin laminate.