Information held by Budget and Government Business Budget Improvement Team is only accessed by staff members of Budget and Government Business division.
Dim ond aelodau o staff is-adran y Gyllideb a Busnes y Llywodraeth a all gael gafael ar wybodaeth a ddelir gan Dîm Gwella'r Gyllideb is-adran y Gyllideb a Busnes y Llywodraeth.