The respondents, taxi drivers, filed an unfair labour practice complaint against the appellant taxi company.
The Board of Industrial Relations determined that an employer-employee relationship existed.
The appellant applied for certiorari to quash the decision, which was dismissed by the lower courts.
The Supreme Court of Canada allowed the appeal, holding that the privative clause did not bar certiorari for errors of law on the face of the record.
The Court found the Board erred in law by ignoring the exhaustive statutory definitions of 'employer' and 'employee'.
Because the drivers leased their vehicles and received no wages from the company, they were not employees within the meaning of the Act.
