4.2 Most groups of children are moved to the ALN system by the giving of an IDP notice or a No IDP notice to the child and the child’s parent.
4.2 Mae'r rhan fwyaf o grwpiau o blant yn cael eu symud i'r system ADY drwy roi hysbysiad CDU neu hysbysiad Dim CDU i'r plentyn a rhiant y plentyn.