For more information about Lawful Development Certificates, and to apply, visit the national Planning Portal website ​ ​​​​​​​​​​​External link opens in a new window ​.
I gael rhagor o wybodaeth am Dystysgrifau Datblygu Cyfreithlon, ac i wneud cais am un, ewch i’r Porth Cynllunio cenedlaethol.