The BCCBRU was established by legal texts respectively of the Colonial authorities on 30 July 1951 and of the Belgian government on 29 September 1951, enacted by royal decree on 26 October 1951.
[1]: 13 Like most other Belgian colonial enterprises, it was legally registered overseas in Léopoldville (now Kinshasa) but practically run from its operating seat (French: siège administratif) in Brussels.
[1]: 11 In addition to its core monetary mandate, the new institution was also granted authority over banking supervision, securities regulation, and foreign exchange controls in the two territories.
[1]: 12 Its office in Léopoldville was at Avenue des Aviateurs [fr] 24, which later became the Medical Center of the Central Bank of the Congo; the General Inspectorate (French: inspection générale) was based in Usumbura (now Bujumbura).
Two days later, a Belgian emergency decree converted the Usumbura branch into the BERB, which reopened to the public in its new capacity on 22 September 1960, upon which the BCCBRU was simultaneously relieved of any role or duties in Ruanda-Urundi.
[1]: 51-52 Meanwhile, at negotiations in Geneva, the International Monetary Fund brokered an agreement providing for the BCCBRU to be liquidated and replaced in Congo by a national central bank.