If you want to have reviewed a registrar’s or deputy registrar’s decision (that does not relate to a fee waiver application) you will need to file an interlocutory application within 5 working days of receiving the decision.
This application incurs the usual interlocutory application fee
If you wish to have reviewed a registrar’s or deputy registrar’s decision to decline a fee waiver application you will need to file a written request for a judge to review the decision within 20 working days of receiving the decision. There is no fee to have a decision reviewed.