(1) Section 42, heading--
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(2) Section 42(1)--
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'(1) The tribunal may give its decision on a review--
(a) in writing; or
(b) orally if the tribunal considers it necessary in the circumstances.'.
(3) Section 42--
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'(4) If the tribunal gives its decision orally, the tribunal must, as soon as practicable after giving the decision, confirm the decision and the reasons for it in writing.'.