18. Individuals whom tribunal may permit to observe hearing of claim

For the purposes of section 18(4)(a) of the Act, a tribunal may permit a tripartite mediation advisor, who was assigned to assist a claimant or respondent in a tripartite mediation, to observe the hearing of a claim supported by a claim referral certificate issued in respect of every unresolved specified employment dispute that was a subject of the tripartite mediation.