Where a type of vehicle or a type of system has been modified by another manufacturer at the subsequent stage of completion of the vehicle, to the extent that, apart from the manufacturers name, the vehicle or system may still be considered as the same type, the requirement applying to existing types may still be applied as long as the date for first registration in the relevant regulatory act has not been reached.
I gcás inar mhodhnaigh monaróir eile cineál feithicle nó cineál córais ag an gcéim críochnaithe ina dhiaidh sin den fheithicil, sa mhéid gur féidir a mheas, amach ó ainm an mhonaróra, go bhfuil an fheithicil nó an córas fós den chineál céanna, féadfar an ceanglas a bhfuil feidhm aige maidir le cineálacha atá ann cheana a chur i bhfeidhm fós a fhad is nach bhfuil an dáta don chéad chlárú sa ghníomh rialála ábhartha bainte amach go fóill.