15Where free legal aid has been granted in connection with any criminal proceedings under the enactments superseded by Part IV of this Act, those enactments shall continue to apply, and the said Part IV shall not apply, in relation to those proceedings and the legal aid so granted:
Provided that section 74(7) of this Act shall apply in relation to free legal aid granted under any enactment so superseded as it applies in relation to legal aid ordered to be given under section 73(4) of this Act.