(1) A decision as to contravention or, where applicable, the imposition of an administrative sanction, or both, shall not be challenged, including as to its validity, other than by an appeal under this section.

(2) A licensee to whom a decision as to contravention relates may appeal to the appropriate court -

(a) where no administrative sanction is imposed in respect of a decision as to contravention, against the decision as to contravention, or

(b) where an administrative sanction is imposed in respect of a decision as to contravention -

(i) against the imposition of an administrative sanction, including the type of administrative sanction imposed, or

(ii) against both the decision as to contravention and the imposition of an administrative sanction, including against the type of administrative sanction imposed.

(3) Subject to subsection (4), an appeal under subsection (2) may be made to the appropriate court -