In January 2023 the Minister for Education and Welsh Language laid the Education (School Day and School Year) (Wales) (Amendment) Regulations 2023.
Ym mis Ionawr 2023 fe wnaeth Gweinidog y Gymraeg ac Addysg osod Rheoliadau Addysg (Y Diwrnod Ysgol a’r Flwyddyn Ysgol) (Cymru) (Diwygio) 2023.