Harsimrat Kaur Badal was elected as the Member of Parliament in 2009 when she defeated Raninder Singh from the constituency of Bathinda under the ticket from Shiromani Akali Dal.

 From the date of commencement of M.P.'s office she have been on various challenging positions.:
On 6 August 2009 she was appointed as member: committee of estimates.
On 1 August 2009 she joined social justice and empowerment. and 
On 5 May 2010 she was appointed as member: standing committee on food and public distribution.

As a social activist she stood for campaign against female infanticide, promoted as "Nanhi Chaan".