| Position Held |
| 1984-1987 Member, Tamil Nadu Legislative Assembly |
| 1996 onwards Member, All India Congress Committee |
| 1998-2000 General Secretrary, Tamil Nadu Congress Committee |
| 2000-2002 President, Tamil Nadu Congress Committee |
| 2002-2003 Working President, Tamil Nadu Congress Committee |
| 2004 Elected to 14th Lok Sabha |
| 23 May – 24 May 2004 Union Minister of State, Petroleum and Natural Gas |
| 25 May 2004 onwards Union Minister of State, Commerce and Industry |
| Social And Cultural Activities |
| Social work and trade union activities |
| Special Interests |
| Car and motor bike racing and study of Indian and world history |
| Favourite Pastime and Recreation |
| Watching television for news and music; reading and Playing badminton |
| Sports and Clubs |
| Member of Cosmopolitan Club, Chennai; participated in Cholavaram Chennai motorbike racing |
| Countries Visited |
| Japan, Kazakhstan, Libya, Thailand, U.S.A., Uzbekistan, Singapore and U.A.E. |
| Other Information |
| Secretary, Presidency College Students Congress, 1967; President, (i) Periyar District Youth Congress 1978-80; (ii) Erode City Congress Committee, 1980-82; and (iii) Erode District Congress Committee, 1990-96; General Secretary, Erode District Congress Commttiee, 1982-83; associated with INTUC`S Transport wing for the last 25 years; born in a family of social reformists of South India; grandson of Pesiyar E.V. Ramaswamy, legendary icon of social reformism in India and son of Late E.V.K. Sampath, a former member of Parliament and leader of Congress Party in Tamil Nadu |