KARACHI, Pakistan, March 11 (Reuters) - Pakistan's HBL President and CEO, Muhammad Aurangzeb resigned from his position as leader of the country's largest bank, HBL said in a letter to the stock exchange, shortly after Aurangzeb took an oath to join the government as a minister.

Sources said he was set to be

appointed

finance minister.

"Mr. Muhammad Aurangzeb, has tendered his resignation to the Board of Directors of Habib Bank Limited ("HBL") and shall step down as President and Chief Executive Officer of HBL. The Board of Directors of HBL has accepted his resignation, subject to the approval of the State Bank of Pakistan," read the notice.

The notice to the bourse added that Nassir Salim, current chief operating officer of HBL, has been appointed as president and CEO of the bank, subject to approval from the regulator. (Reporting by Ariba Shahid in Karachi, Editing by Louise Heavens)