In respect of engines in categories RLL and RLR that were placed on the Union market after 31 December 2011, Member States may authorise the placing on the market of replacement engines complying with the emission limits that the engines to be replaced had to meet when they were originally placed on the Union market.
D'innill a fhreagraíonn do chatagóirí RLL agus RLR agus a cuireadh ar mhargadh an Aontais tar éis an 31 Nollaig 2011, féadfaidh na Ballstáit é a údarú go gcuirfear ar an margadh na hinnill athsholáthair a chomhlíonann na teorainneacha astaíochta a bheidh le comhlíonadh ag na hinnill sin atá le hathrú nuair a cuireadh ar mhargadh an Aontais den chéad uair iad.