These changes mean that local authorities and the governing bodies of voluntary aided and foundation schools must work with each other to ensure term dates are the same or as similar as possible.
Mae angen y newidiadau hyn i adlewyrchu'r trefniadau deddfwriaethol newydd sy'n galluogi rhieni i ofyn am gyfarfod a'r dileu ar y gofyn am i gyrff llywodraethu gynnal cyfarfodydd blynyddol â rhieni.