Bulgarian National Bank
The Bulgarian National Bank (Bulgarian: Българска народна банка, romanized: Bulgarska narodna banka, IPA: [ˈbɤɫɡɐrskɐ nɐˈrɔdnɐ ˈbaŋkɐ], BNB) is the central bank for Bulgaria within the Eurosystem. Before the country adopted the euro on 1 January 2026, it was responsible for issuing the former national currency, the lev.