In such a case the agency must apply to the High Court for an order denying the adopted person access to this information (see section 60(3) of the Act).
Mewn achos o'r fath, rhaid i'r asiantaeth wneud cais i'r Uchel Lys am orchymyn yn dweud nad oes hawl gan y person mabwysiedig i gael mynediad at yr wybodaeth hon (gweler adran 60(3) o'r Ddeddf).