Leader, Progressive Conservative Party of Ontario
June 3, 1999 – March 23, 2002

Leader, Government
June 3, 1999 – March 22, 2002

Premier
June 26, 1995 – April 14, 2002

Premier
June 26, 1995 – April 14, 1999

Leader, Progressive Conservative Party of Ontario
June 8, 1995 – June 3, 1999

Leader, Recognized Party
November 20, 1990 – December 9, 1994

Critic, Intergovernmental Affairs
October 3, 1990 – March 8, 1992

Leader, Progressive Conservative Party of Ontario
September 6, 1990 – June 8, 1995

Leader, Recognized Party
May 14, 1990 – June 28, 1990

Leader, Progressive Conservative Party of Ontario
May 12, 1990 – September 6, 1990

Member, Standing Committee on Public Accounts
December 20, 1989 – July 30, 1990

Member, Select Committee on Constitutional and Intergovernmental Affairs
December 20, 1989 – June 28, 1990

Member, Standing Committee on Resources Development
December 20, 1989 – July 30, 1990

Critic, Housing
December 16, 1988 – February 1, 1989

Third Party House Leader
June 7, 1988 – January 1, 1990

Critic, Treasurer
May 16, 1988 – February 1, 1989

Member, Select Committee on Constitutional Reform
December 3, 1987 – April 25, 1989

Opposition House Leader
August 15, 1986 – July 31, 1987

Chair, Standing Committee on Public Accounts
June 1, 1986 – June 5, 1986

Member, Standing Committee on Public Accounts
April 28, 1986 – July 31, 1987

Deputy Opposition House Leader
April 7, 1986 – August 15, 1986

Chair, Standing Committee on Public Accounts
December 10, 1985 – October 25, 1986

Member, Standing Committee on Public Accounts
December 6, 1985 – April 22, 1986

Critic, Natural Resources
September 19, 1985 – August 15, 1986

Opposition House Leader
September 19, 1985 – April 7, 1986

Member, Standing Committee on Public Accounts
July 10, 1985 – October 25, 1985

Minister of Energy
May 17, 1985 – June 26, 1985

Minister of Natural Resources
February 8, 1985 – June 26, 1985

Minister of Natural Resources
February 8, 1985 – June 26, 1985

Member, Standing Committee on General Government
April 2, 1984 – March 25, 1985

Parliamentary Assistant to the Minister of the Environment
September 12, 1983 – February 8, 1985

Chair, Standing Committee on General Government
April 27, 1983 – October 12, 1983

Member, Standing Committee on General Government
April 22, 1983 – March 20, 1984

Member, Standing Committee on Public Accounts
April 22, 1983 – March 20, 1984

Chair, Standing Committee on Resources Development
March 16, 1982 – April 18, 1983

Member, Standing Committee on Resources Development
March 16, 1982 – April 18, 1983

Chair, Standing Committee on Resources Development
April 30, 1981 – March 9, 1982

Member, Standing Committee on Resources Development
April 30, 1981 – March 9, 1982