Invalid banknotes and coins from 1 January 2006The Riksdag (the Swedish parliament) decided on 27 October 2004, following a proposal from the Riksbank, that some older series of banknotes and coins will cease to be legal tender after 31 December 2005. The banknotes and coins that will become invalid are: all silver-coloured 50-öre coins; the old, slightly larger version of the 20-krona banknote with the bluish shade; and the old 100- and 500-krona banknotes without a foil strip and see-through picture. READ MORE
http://www.riksbank.com/templates/SectionStart.aspx?id=10890