A breakdown of the expected costs and activities for both IT system and non IT system changes will be shared with the WG before such costs are incurred.
Caiff dadansoddiad o'r costau a'r gweithgareddau disgwyliedig ar gyfer newidiadau i'r system TG a systemau nad ydynt yn rhai TG ei rannu â Llywodraeth Cymru cyn yr eir i gostau o'r fath.