Seeking consistent national decision-making on key policy areas where appropriate, for example the introduction of various charging mechanisms, changes to legislation.
Ceisio gwneud penderfyniadau cenedlaethol cyson ar feysydd polisi allweddol lle bo'n briodol, er enghraifft cyflwyno gwahanol fecanweithiau codi tâl, newidiadau i ddeddfwriaeth.