(3) An appeal shall be made to the Board within 30 days
beginning on the day on which written notification of the decision to
which the appeal relates is served on the appellant or, in the case
of an appeal relating to a notice referred to in section 41, the day
on which the notice is served on the appellant.
(4) Subject to section 41(2), a decision in respect of which an
appeal may be made to the Board shall not come into operation until
the time for making the appeal has expired or, where an appeal is
made, the appeal is determined or withdrawn.
Part
(5) For the purpose of the hearing of an appeal under this
(a)
the appellant and the Commission shall be entitled to make
representations;
(b)
the tribunal hearing the appeal may
(i) receive such evidence as it considers relevant,
whether it would be admissible in a court or not;
(ii) require evidence to be given on oath or
affirmation and orally or in writing;
(iii) require any record or other document specified by
it and relating to the subject-matter of the appeal to be
produced by the appellant or the Commission;