If, in the course of or in relation to proceedings before a summary authority, a matter arises which is not adequately covered by the Act, these Rules or any regulations made under subsection 146 (2) of the Act:
(a) the matter must be dealt with as if it had arisen in a trial by jury in a civil court in the Jervis Bay Territory in its criminal jurisdiction; or
(b) if it is not possible to deal with the matter under paragraph (a), the matter must be dealt with as the interests of justice require.