5.5 You must check if your client has been informed of any changes to the terms in relation to their work including cost or time estimates.
5.5 Rhaid i chi gadarnhau a yw eich cleient wedi cael gwybod am unrhyw newidiadau i'r telerau mewn perthynas â'i waith, gan gynnwys amcangyfrifon o gostau neu amser.