(a) must
appoint one of the members of the Board to be the first deputy presiding
member of the Board; and
(ab)
must appoint one of the members of the Board to be the second deputy presiding
member of the Board; and
(b) may
appoint a suitable person to be the deputy of any member of the Board other
than the presiding member or either of the deputy presiding members.
(2) Where a member is
for any reason absent or unable to act as a member of the Board, any deputy
appointed under subsection (1)(b) may act as a member of the Board.
(2a) For the purposes
of subsection (1)(b), a person may be appointed as a deputy if the person
has any of the qualifications referred to in section 55(3).
(3) If the presiding
member of the Board is for any reason absent or unable to act for the purpose
of section 74B or 77AA—
(a) if
the first deputy presiding member of the Board is available, the first deputy
presiding member must act as the presiding member for that purpose; or
(b) if
the first deputy presiding member is for any reason absent or unable to act
for that purpose, the second deputy presiding member of the Board must act as
the presiding member for that purpose.