they satisfy at least five out of the following six requirements if their maximum mass does not exceed 7,5 tonnes and at least four if their maximum mass exceeds 7,5 tonnes:
comhlíonann na feithiclí cúig cinn ar a laghad de na ceanglais a leanas i gcás nach mó ná 7.5 tona a n-uasmhais agus ceithre cinn ar a laghad de na ceanglais sin i gcás gur mó ná 7.5 tona a n-uasmhais: