(1) In this Act, unless the context otherwise requires,—
court means, in relation to any matter, the court, tribunal, or arbitral tribunal by or before which the matter falls to be determined
mistake means a mistake, whether of law or of fact.
(2) For the purposes of this Act, and without limiting the meaning of the term mistake of law, but subject to section 6(2)(a), a mistake in the interpretation of a document is a mistake of law.