In this Act, except where the context otherwise requires—
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an inquiry or hearing held or to be held in pursuance of a duty imposed by any statutory provision, or
an inquiry or hearing, or an inquiry or hearing of a class, designated for the purposes of this section by an order under subsection (2), and
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The Lord Chancellor and the Lord Advocate may by order designate for the purposes of this section any inquiry or hearing held or to be held in pursuance of a power conferred by any statutory provision specified or described in the order, or any class of such inquiries or hearings.
References in this Act to members of tribunals include references to the person constituting a tribunal consisting of one person.