After concluding the Comprehensive Peace Agreement (CPA), the Central Bank of Sudan Act 2002 was amended in 2006, wherein the nature of the banking system, the Bank and its branches, were specified in Section (5) from the Act as follows:
After the secession of Southern Sudan, the Bank of Southern Sudan (BOSS) became the central bank of the State of Southern Sudan on the 9th of July 2011. All branches of Central Bank of Sudan in the previously southern states became affiliated to it. Topics related to Item no (14) of the Protocol of wealth sharing, concerning the monetary policy, banking, currency, and lending has been frozen. In addition to this, policies of the traditional banking system in southern Sudan, and all circulars of the Central Bank of Sudan related to the dual system has been suspended, until the amendment of the law of the Central Bank of Sudan for the year 2002.