(1)  A non-commissioned police officer, other than a special constable, may apply to the Police Review Board for a review of a decision relating to a promotion to a rank below the rank of commander if the police officer applied for that rank and is qualified for promotion to that rank.

(2)  An application for a review under subsection (1) may be made on either or both of the following grounds:

(a) that the applicant is of superior merit to the person to be promoted;

(b) that there was an irregularity in the procedures relating to the process that affected the decision.