Contact post@cyg-wlc.wales for the attention of the communications department to ask permission and what, if any, additional conditions may apply.
Cysylltwch â post@cyg-wlc.cymru at sylw'r Tîm Cyfathrebu i ofyn am ganiatâd a pha amodau ychwanegol, os o gwbl, a all fod yn berthnasol.