This means that any participant who has indicated a preference to communicate in Welsh must be contacted in Welsh, and they should not suffer any delay in communication due to their preference.
Golyga hyn bod rhaid cysylltu ag unrhyw gyfranogwr sydd wedi nodi dewis i gyfathrebu yn Gymraeg, yn Gymraeg, ac ni ddylai ddioddef unrhyw oedi o ran cyfathrebu oherwydd ei ddewis.