The UK General Data Protection Regulation (UK GDPR) sets out requirements for how organisations, including schools, need to handle personal data (please see the ICO website for further information).
Mae gwybodaeth fanwl a chanllawiau ar GDPR y DU ar gael ar wefan Swyddfa'r Comisiynydd Gwybodaeth, gan gynnwys canllawiau manwl ar rannu data a phlant.