The final tournament features 16 nations, the last European Championship to do so (from Euro 2016 onward, there will be 24 finalists). Qualification was contested by 51 nations between August 2010 and November 2011 to join the two host nations in the tournament. The winner of the tournament gains automatic entry to the 2013 FIFA Confederations Cup hosted by Brazil.
The sixteen finalists who will participate in the final tournament are:
Republic of Ireland
Spain (defending champions)