In this Act, unless the context otherwise requires,--
         (a) "Burmah Shell" means the Burmah Shell Oil Storage and Distributing Company of India Limited, a foreign company within the meaning of section 591 of the Companies Act, 1956 (1 of 1956)as it existed immediately before the appointed day under the Burmah Shell (Acquisition of Undertakings in India) Act, 1976 (2 of 1976);
         (b) "Burmah Shell Refineries" means the Burmah Shell Refineries Limited, a company registered under the Indian Companies Act, 1913 (7 of 1913), as it existed immediately before it became a Government company;
         (c) "Corporation" means the Bharat Petroleum Corporation Limited, a Government company, as defined in section 617 of the Companies Act, 1956 (1 of 1956);
         (d) "officers and employees of the Corporation" includes,--
             (i) the officers and employees who were in the service of the Burmah Shell Refineries and who continued to be in the service of the said company after it became a Government company; and
             (ii) the officers and employees who were in the service of Burmah Shell and whose services were transferred to the Corporation by section 9 of the Burmah Shell (Acquisition of Undertakings in India) Act, 1976 (2 of 1976);
         (e) "public sector company" means any corporation established by or under any Central Act or a Government company as defined in section 617 of the Companies Act, 1956 (1 of 1956).