AAT (Administrative Appeals Tribunal)’s fee for application for migration review is currently $1673 and will be increase to $1731 from 1/7/2017.
If your onshore visa application is rejected, you normally need to apply AAT Review within 21 days of your visa decision.
You will get 50% refund if you receive a favorable decision on any case.
Please check more details on AAT website and any AAT review, please contact us then we will guide you out.