There may be a requirement for sub-group meetings to be held, for example, to discuss/progress a particular issue, though these meetings will not require all members to attend.
Efallai y bydd gofyn cynnal cyfarfodydd is-grwpiau, er enghraifft, i drafod/fwrw ymlaen â mater penodol, er na fydd gofyn i bob aelod fynd i’r cyfarfodydd hynny.