In this Subdivision:
"reviewer", for the review of a determination of a costs assessor or a costs assessor's determination of the costs of a costs assessment, means:
(a) if the costs assessor is the Master or is appointed by the Law Society – the Supreme Court; or
(b) if the costs assessor (other than the Master) is appointed by the Chief Justice – the Master or a Registrar; or
(b) if the costs assessor is appointed by the Chief Magistrate – a Judicial Registrar under the Local Court Act .