Chief Justice of Pakistan Iftikhar Muhammad Chaudhry administer the oath.
Earlier on Friday, President Asif Ali Zardari submitted written reply to Chief Justice of Pakistan regarding the appointment of Akhtar Buland Rana as Auditor General.
According to sources the president termed Rana ‘Right Man’ for the post.
The CJ had written a letter to the president, raising questions about the allegations being levelled against him, including his dual nationality.
They said that the president replied that Rana was right man and no allegation against him could be proved.