Newcastle Wallsend Coal Co Pty Ltd v Industrial Relations Commission of NSW & Anor ; Richard M Porteous v Industrial Relations Commission of NSW & Anor; Jonathan E H Romcke v Industrial Relations Commission of NSW & Anor; Oakbridge Pty Ltd v Industrial Relations Commission of NSW & Anor; Mark Robinson v Industrial Relations Commission of NSW & Anor - [2006] NSWCA 129 - NSWCA 2006 case summary — Zoe