an institution shall not use an ECAI’s credit assessments for its positions in some tranches and another ECAI’s credit assessments for its positions in other tranches within the same securitisation that may or may not be rated by the first ECAI;
ní úsáidfidh institiúid measúnuithe creidmheasa IMCS dá suíomhanna i dtráinsí áirithe agus measúnuithe creidmheasa de chuid IMCS eile dá suíomhanna i dtráinsí eile laistigh den urrúsú céanna a d’fhéadfadh a bheith nó gan bheith rátáilte ag an gcéad IMCS;