This European Standard applies to roller brake testers (brake test benches) designed for roadworthiness tests on categories M2, M3, N2, N3, O3 and O4 vehicles and that might be also used to test M1, N1 categories. This European Standard covers fixed-bed roller brake testers with or without inspection pits and whose chassis are inside or outside the building. This European Standard is not covering mobile roller brake testers. These roller brake testers are fitted to produce measurements for testing and assessing the efficiencies of the brake systems equipping vehicles in the above-cited categories. The users of the roller brake tester are all kind of staff that for any reason operates the roller brake testers (e.g staff working in public transport, vehicle rental, vehicle maintenance, vehicle repair, training, test laboratories and vehicle inspection sectors, & ). This document is applicable to roller brake testers manufactured 12 months after the date of its publication as EN.