Caiff dwy set eang o wybodaeth eu cyhoeddi, sef y cytundebau rhwng Llywodraeth Cymru a Llywodraeth y DU (yr Adran Drafnidiaeth) a’r wybodaeth gaffael.
There are two broad sets of information which will be published, firstly the agreements between the Welsh Government and UK Government (Department for Transport) and secondly the procurement information.