The Regulations have been made by the Secretary of State for Environment, Food and Rural Affairs in exercise of powers conferred by the Environment Act 2021.
Mae'r Rheoliadau wedi cael eu gwneud gan yr Ysgrifennydd Gwladol dros yr Amgylchedd, Bwyd a Materion Gwledig drwy arfer pwerau a roddir gan Ddeddf yr Amgylchedd 2021.