Except as expressly provided by regulations, any rights conferred by or under this Part on an individual for whom services are provided under this Part for the purposes of proceedings do not affect—
the rights or liabilities of other parties to the proceedings, or
the principles on which the discretion of a court or tribunal is normally exercised.
Regulations may make provision about the procedure of a court or tribunal in relation to services made available under this Part.
Regulations under subsection (2) may, in particular, authorise the exercise of the functions of a court or tribunal by—
a member or officer of that court or tribunal, or
another court or tribunal.