Where a child attends a local authority school, the child or their parents can tell the ALNCo, the headteacher or the class teacher the child may have ALN.
Pan fo plentyn yn mynychu ysgol, gall y plentyn neu ei rieni ddweud wrth y CADY, y pennaeth neu’r athro dosbarth eu bod nhw’n credu bod gan y plentyn ADY.