The zloty is the official currency of Poland. It is abbreviated as PLN and is subdivided into 100 groszy. The zloty has been in use since the 14th century, although the modern version was introduced in 1924. The currency symbol for the zloty is zł. The National Bank of Poland is responsible for issuing and regulating the zloty. The exchange rate of the zloty can fluctuate against other currencies, reflecting economic conditions in Poland and globally.