Minister of Correctional Services
February 3, 1977 – June 23, 1977

Minister of Revenue
February 26, 1974 – February 3, 1977

Minister of Revenue
February 26, 1974 – February 3, 1977

Member, Standing Committee on Procedural Affairs
March 27, 1973 – March 5, 1974

Member, Standing Committee on Private Bills
March 27, 1973 – March 5, 1974

Member, Select Committee on Company Law
June 30, 1972 – June 20, 1974

Member, Standing Committee on Private Bills
March 7, 1972 – December 15, 1972

Member, Standing Committee on Procedural Affairs
March 7, 1972 – December 15, 1972

Parliamentary Assistant to the Minister of Economics and Intergovernmental Affairs
February 29, 1972 – February 26, 1974

Chair, Select Committee on Company Law
December 17, 1971 – June 30, 1972

Chair, Select Committee on Economic and Cultural Nationalism in Canada
December 17, 1971 – January 27, 1975

Chair, Standing Committee on Procedural Affairs
April 6, 1971 – September 13, 1971

Member, Standing Committee on Public Accounts
April 6, 1971 – September 13, 1971

Member, Standing Committee on Privileges and Elections
March 3, 1970 – November 13, 1970

Member, Standing Committee on Legal and Municipal
March 3, 1970 – November 13, 1970

Member, Standing Committee on Private Bills
March 3, 1970 – November 13, 1970

Member, Standing Committee on Education and University Affairs
March 3, 1970 – November 13, 1970

Member, Standing Committee on Government Commissions
March 3, 1970 – November 13, 1970

Member, Standing Committee on Education and University Affairs
November 5, 1969 – December 17, 1969

Member, Standing Committee on Highways and Transport
November 25, 1968 – December 17, 1969

Member, Standing Committee on Privileges and Elections
November 25, 1968 – December 17, 1969

Member, Standing Committee on Government Commissions
November 25, 1968 – December 17, 1969

Member, Standing Committee on Private Bills
November 25, 1968 – December 17, 1969

Member, Standing Committee on Legal and Municipal
November 25, 1968 – December 17, 1969

Member, Select Committee on Company Law
July 23, 1968 – September 13, 1971

Member, Select Committee on the Report of the Ontario Committee on Taxation
May 31, 1968 – September 16, 1968

Member, Standing Committee on Public Accounts
February 19, 1968 – July 23, 1968

Member, Standing Committee on Health
February 19, 1968 – July 23, 1968

Member, Standing Committee on Privileges and Elections
February 19, 1968 – July 23, 1968

Member, Standing Committee on Legal Bills and Municipal Affairs
February 19, 1968 – July 23, 1968

Member, Standing Committee on Private Bills
February 19, 1968 – July 23, 1968