Ministry of Labour & Trade Union Relations - Industrial Dispute between W. P. Perera, No. 50, Wnd Step, Gemunu Mawatha, Thabuttegama and Mahaweli Authority of Sri Lanka, No. 500, Colombo 10 -  Industrial Dispute between R. A. Amarasinghe Security Division, Lanka Sugar Company Pelawatta, Buttala and Lanka Sugar Company (PVT) Ltd., Buttala