Euro banknotes entered circulation on 23 September 2014. The full design of the Europa series 20 euro banknote was revealed on 24 February 2015, On 4 May 2016, the European Central Bank announced that the Europa series 500 euro banknote would not be released, due to fears of "facilitating the criminal activity". The old series will gradually be withdrawn. The ECB will announce "well in advance" when the old notes will lose their legal tender status. However, they will not lose their value and it will be possible to exchange them for new notes at Eurosystem central banks indefinitely. "A good design
New Zealand five-dollar note commonly known as the Ross lily, with yellow flower heads, was also featured. New $5 and $10 banknotes were released in October 2015 as part of the Series 7 banknote release. The remaining three banknote denominations ($20, $50, $100) in Series 7 were released in May 2016. The polymer note has a watermark of Elizabeth II on the right side. There are two transparent windows with images of a fern, on the left, and on the right. When held up to the light the window will show a "5" in its center, and images of ferns printed on each side