What precautions are necessary before for conducting ex-parte inquiry?

6. What precautions are necessary before for conducting ex-parte inquiry?
Following pre-cautions are necessary before resorting to ex-parte inquiry”
(a) Before proceeding ex-parte, Inquiring Authority must ensure that
communications are being sent to the correct address of the Charged
Officer
(b) Secondly, it must be ensured that sufficient time is being provided for
attending the inquiry, with due regard to the travel arrangement between
the place of the inquiry and place of posting or residence of the Charged
Officer .
(c) Thirdly the Inquiring Authority must ensure that the Charged officer is not
on sanctioned medical leave or on any official assignment
(d) If the Charged Officer is under suspension, Inquiring Authority must check
whether the non-attendance is attributable to the non-payment of
subsistence allowance
(e) Whether the Charged Officer has been warned that continued absence
would result in the proceedings being conducted ex-parte