(1) This section applies to a contravention under section 18(f) or of section 22(1), as the case may be.

(2) On receipt of a report following an investigation carried out under section 19 as to whether there has been a contravention to which this section applies, the Commission shall consider the report.

(3) Where the Commission has considered the report referred to in subsection (2), the Commission shall decide, subject to subsection (4) -

(a) if there has been a relevant contravention to which this section applies, and

(b) if so, as it thinks fit in the circumstances of the case, whether to impose on the person under investigation -

(i) a minor sanction, or

(ii) subject to section 22B, a major sanction.

(4) For the purposes of making a decision under subsection (3), the Commission may, if requested to do so by the person under investigation, or if it considers it proper to do so for the purposes of assisting it to make such decision, or for the purposes of observing fair procedures -