This European Standard defines terms and specifies the general design characteristics of mobile ladders with platform. It applies to mobile ladders with a working platform, with a maximum area of 1 m2, and a maximum platform height of 5 m, to be used only by one person at the time. The maximum load is 150 kg which includes a maximum combined load of the user and any tools, equipment and materials It does not apply to portable ladders according to EN131-1, to portable ladders according to EN131-4, to portable ladders for fire service use according to EN 1147, to loft ladders according to EN 14795, to step stools according to EN 14183, to Stairs, stepladders and guard-rails according to EN ISO 14122-3 and to insulating ladders according to EN 50528.