The Central Bank fulfills this mandate by issuing prudential guidelines and regulations as provided for under the Act.
In theory, the licensed commercial banks are obligated to operate in accordance with these laws and guidelines, but many suggest this is not happening.
The Sudanese central bank operated branches in South Sudan in the cities of Juba, Wau, and Malakal.
It is estimated that the total Sudanese currency circulating in South Sudan was valued at approximately US$700 million, as of July 2011.
[3][4] In late July 2011, the period to exchange the old Sudanese currency notes was shortened to approximately six weeks, with 31 August 2011 as the last day for the activity.