Appropriate measures should therefore be taken to ensure that the systems, components, separate technical units or parts and equipment that can be fitted to or in vehicles and that can significantly impair the functioning of systems that are essential for environmental protection or functional safety are subject to controls by an approval authority before they are placed on the market, registered or entered into service.
Dá bhrí sin, ba cheart bearta iomchuí a ghlacadh chun a áirithiú go ndéanfaidh údarás ceadaithe rialú ar na córais, ar na comhpháirteanna nó ar na haonaid theicniúla ar leithligh is féidir a fheistiú ar fheithiclí nó i bhfeithiclí agus ar féidir leo cur isteach go mór ar fheidhmiú córas atá riachtanach i gcomhair chosaint an chomhshaoil nó i gcomhair sábháilteacht fheidhmiúil, sula ndéanfar iad a chur ar an margadh, a chlárú nó a chur i seirbhís.