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· 1972 – As Independent Candidate contested Legislative Assembly Election from Nongpoh L.A. Constituency and won as MLA.
· 1978 – Became Minister of State i/c Cooperation, Jails, Education and Civil Defence.
· 10.5.1979 to 10.12.1980 – Became Cabinet Minister i/c Health and Family Welfare, Labour, Information & Public Relations.
· 11.12.1980 to 5.1.1981 –Minister i/c health & Family Welfare,Revenue, Labour & Municipal Administration.
· 6.1.1981 to 23.1.1981 - Minister i/c of Health & Family Welfare and Municipal Administration.
· 24.1.1981 to 7.5.1981 - Minister i/c Health & Family Welfare and Revenue.
· 1983 to 1985 – Minister i/c of Planning,Finance, Home, Revenue, Food & Civil Supply.
· 15.5.1985 to 20.2.1986 – Minister i/c of Finance (including Taxation), Planning, Evaluation, Home (including Passport) and Revenue.
· 21.2.1986 to 3.7.1986 - Minister i/c of Finance (including Taxation), Planning, Evaluation, and Home (including Passport) and Revenue.
· 4.7.1986 to 23.6.1987 - Minister i/c of Finance (including Taxation), Planning, Evaluation, Home (including Passport).
· 16.10.1987 to 17.1.1988 – Minister i/c of Planning and Programme Implementation.
· 6.1.1987 to 17.1.1988 – Minister i/c of Home, Revenue and Excise.
· 1988 to 1990 – Deputy Minister i/c of Home.
· 1992 to 1993 (Feb) - Chief Minister.
· 1993 to 1995 – Chairman State Planning Board.
· 1995 to 1997 – Chairman, Commission on Resources Mobilization.
· 23.3.1998 to 27.7.1998 – Leader of Congress Legislative Party and Leader of Opposition, Meghalaya Legislative Assembly.
· 27.7.1998 upto 2003 – Sworn in as Deputy Chief Minister.
· 04.03.2003 – 14.06.2006 – Sworn in as Chief Minister.
· 10.03.2007 - Sworn in as Chief Minister. |