Part 12--
insert--
'(1) This section applies if, before the commencement of this section, a witness is given a notice to witness in relation to a person committed for trial.
'(2) Sections 29 and 63, as in force immediately before the commencement of this section, continue to have effect in relation to the notice to witness until--
(a) the proceeding in relation to the accused person is concluded; or
(b) the court otherwise directs; or
(c) 3 years after the commencement of this section;
whichever happens first.
'(1) This section applies if, immediately before the commencement of this section, a person held appointment as a principal registrar, whether under this Act or under the Public Service Act 2008 for the purposes of this Act.
'(2) The person continues to hold appointment as a principal registrar under this Act after the commencement in accordance with the person's instrument of appointment.'.