The office of Minister of Mines and Technical Surveys was abolished and the office of Minister of Energy, Mines and Resources was created by Statute 14-15 Elizabeth II, c. 25, assented to June 16, 1966 and proclaimed in force October 1, 1966.
This portfolio was created by Statute 13 George VI, c. 17, assented to December 10, 1949 and proclaimed in force January 18, 1950.
The offices of Minister of Energy, Mines and Resources, and Minister of Forestry were abolished and the office of Minister of Natural Resources was created by Statute 42-43 Elizabeth II, c. 41 (1994), assented to December 15, 1994 and proclaimed in force January 12, 1995.