National Accountability Bureau www.nab.gov.pk NAB Jobs 2023. The premier anti-corruption agency in Pakistan is called the National Accountability Bureau. Its task is to eradicate corruption via a comprehensive strategy of education, avoidance, and compliance. National Accountability Ordinance of 1999 governs its operations. It has seven regional headquarters, including ones in Islamabad, Karachi, Lahore, Peshawar, Quetta, Rawalpindi, Multan, and Sukkur. All offenses covered by the National Accountability Ordinance are taken into consideration.