Article 19 Hearing appeal in absence of a party
The Tribunal must hear an appeal in the absence of a party or his representative, if satisfied that the party or his representative—
has been given notice of the date, time and place of the hearing, and
has given no satisfactory explanation for his absence.
Where paragraph (1) does not apply, the Tribunal may hear an appeal in the absence of a party if satisfied that—
a representative of the party is present at the hearing;
the party is outside the United Kingdom;
the party is suffering from a communicable disease or there is a risk of him behaving in a violent or disorderly manner;
the party is unable to attend the hearing because of illness, accident or some other good reason;
the party is unrepresented and it is impracticable to give him notice of the hearing; or
the party has notified the Tribunal that he does not wish to attend the hearing.