The banknote is protected with multiple security features, like watermarks and microprinting, which document its authenticity.
[2] The late 1980s and early 1990s saw high inflation in Poland and led to the introduction of notes in denominations of 10,000 in 1987, 20,000 in 1989, 50,000 in 1989, 100,000 in 1990, 200,000 in 1989, 500,000 in 1990, 1,000,000 in 1991 and 2,000,000 złotych in 1992.
[4] On 30 October 2008, the National Bank of Poland issued its second collector's banknote, this time commemorating the 90th anniversary of Polish independence.
[5] Beside the picture of Pilsudski there is a view of the Belvedere Palace, which was seat of the Chief of State in the years 1918–1922 and being the residence of the Polish Marshal from 1926 to 1935.
[5] The second image of Joseph Pilsudski, visible in the lower left corner, recalls that the most urgent challenges facing the country had a military character.
[5] Next to it, the Kielce monument to the deeds of the Polish Legions, called the "rifle squad four", showing figures of four legionnaires marching in formatio,[5] is pictured.