providing further information and guidance relating to additional charges for local authorities as well as providers, potentially alongside examples of sample contracts and invoices
darparu rhagor o wybodaeth ac arweiniad yn ymwneud â thaliadau ychwanegol ar gyfer awdurdodau lleol yn ogystal â darparwyr, o bosib wrth ochr enghreifftiau o gontractau ac anfonebau sampl