The guidance has been revised in order to reflect legislative changes since the previous guidance was issued in 2008 and refer to the most up-to-date statutory guidance about related issues.
Mae’r canllaw wedi ei diwygio i adlewyrchu’r canllawiau statudol diweddaraf am faterion diogelu cysylltiedig ag newidiadau deddfwriaethol ers cyhoeddwyd y canllaw diwethaf yn 2008.