“(1A) An appeal may not be brought by virtue of subsection (1) against a decision unless a review of the decision has been carried out under section 21A and notice of the conclusion on the review has been given under section 21A(3).”
“(1) Notice of an appeal under section 38 against a decision must be given in the prescribed manner within the period of thirty days after the date on which notice under section 21A(3) was given of the conclusion on the review of the decision.”