2002
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Elected to 13th Lok Sabha (elected in a bye-election)
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2002-2004
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Member, Standing Committee on Finance
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Member, Standing Committee on External Affairs
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2004
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Re-elected to 14th Lok Sabha (2nd term)
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Member, Committee on Estimates
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Member, Committee on Petitions
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Member, Standing Committee on Defence
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Member, Standing Committee on Finance
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6 April 2008
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Minister of State, Ministry of Communications and Information Technology
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2009
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Re-elected to 15th Lok Sabha (3rd term)
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2009 - 28 Oct. 2012
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Union Minister of State, Commerce and Industry
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28 Oct. 2012
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Union Minister of State (Independent Charge), Power
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May, 2014
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Re-elected to 16th Lok Sabha (4th term)
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1 Sep. 2014 onwards
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Member, Committee on Privileges
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Member, Standing Committee on Finance
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Member, Consultative Committee, Ministry of Home Affairs
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