The Bulgarian Lev is the official currency of Bulgaria. It is abbreviated as BGN and is subdivided into 100 stotinki. The currency has undergone several changes since its introduction, with the current version being adopted in 1999, pegged to the Euro to stabilize the economy. The symbol for the Lev is лв, and it is used in various denominations of banknotes and coins. The Bulgarian National Bank is responsible for issuing and regulating the currency, ensuring its stability and integrity in the financial system of Bulgaria.