Constitutional lawOntario Hydro and Ontario Labour Relations Board, the Society of Ontario Professional and Administrative Employees, Canadian Union of Public Employees - C.L.C. Ontario Hydro Employees Union Local 1000, The Coalition to Stop Certification of the Society on Behalf of Certain Employees, Tom Stevens, C.S. Stevenson, Michelle Morrissey O'Ryan, and George Orr and the Attorney General of Canada and Canadian Union of Public Employees C.L.C. Ontario Hydro Employees Union Local 1000, and Ontario Hydro, Ontario Labour Relations Board, the Society of Ontario Hydro Professional and Administrative Employees, the Coalition to Stop Certification of the Society on Behalf of Certain Employees, Tom Stevens, S.C. Stevenson, Michelle Morrissey-O'Ryan and George Orr and the Attorney General of CanadaCanada. Supreme Court, Tom Stevens, C. S. Stevenson, Michelle Morrissey-O'Ryan, George Orr, Ontario. Ministry of the Attorney General, Ontario Hydro, Ontario Labour Relations Board, Society of Ontario Hydro Professional and Administrative Employees, Canadian Union of Public Employees, Canada. Department of Justice, Québec (Province). Ministère de la justice, New Brunswick. Department of Justice, Saskatchewan. Saskatchewan Justice, Canadian Labour Congress. Ontario Hydro Employees Union. Local 1000