Participation in the <a href="https://en.wikipedia.org/wiki/eurozone" class="extiw" title="w:eurozone">eurozone</a>:
<div class="legend" style="direction:ltr;line-height:23px;"><div class="legend-content" style="display:inline-block;vertical-align:top;box-sizing:border-box;width:34px;height:23px;overflow:hidden;font-size:15px;border:thin solid #333;background: #08C;color:#202122;text-align:center;" title="#08C"> </div> EU member states participating</div><div class="legend" style="direction:ltr;line-height:23px;"><div class="legend-content" style="display:inline-block;vertical-align:top;box-sizing:border-box;width:34px;height:23px;overflow:hidden;font-size:15px;border:thin solid #333;background: #2CA089;color:#202122;text-align:center;" title="#2CA089"> </div> EU member states in ERMII</div><div class="legend" style="direction:ltr;line-height:23px;"><div class="legend-content" style="display:inline-block;vertical-align:top;box-sizing:border-box;width:34px;height:23px;overflow:hidden;font-size:15px;border:thin solid #333;background: #FF0;color:#202122;text-align:center;" title="#FF0"> </div> EU member states not in ERMII but obliged to join the eurozone</div><div class="legend" style="direction:ltr;line-height:23px;"><div class="legend-content" style="display:inline-block;vertical-align:top;box-sizing:border-box;width:34px;height:23px;overflow:hidden;font-size:15px;border:thin solid #333;background: #FBB;color:#202122;text-align:center;" title="#FBB"> </div> EU member states in ERMII with an opt-out</div><div class="legend" style="direction:ltr;line-height:23px;"><div class="legend-content" style="display:inline-block;vertical-align:top;box-sizing:border-box;width:34px;height:23px;overflow:hidden;font-size:15px;border:thin solid #333;background: #7CFC00;color:#202122;text-align:center;" title="#7CFC00"> </div> non-EU member states using the euro with a monetary agreement</div><div class="legend" style="direction:ltr;line-height:23px;"><div class="legend-content" style="display:inline-block;vertical-align:top;box-sizing:border-box;width:34px;height:23px;overflow:hidden;font-size:15px;border:thin solid #333;background: #4B0082;color:#202122;text-align:center;" title="#4B0082"> </div> non-EU member states using the euro unilaterally</div>
<p><a href="//commons.wikimedia.org/wiki/File:European_Fiscal_Compact_ratification_(cropped).svg" title="File:European Fiscal Compact ratification (cropped).svg">European Fiscal Compact ratification (cropped).svg</a>: <a href="//commons.wikimedia.org/wiki/User_talk:IgnisFatuus" title="User talk:IgnisFatuus">IgnisFatuus</a>
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<ul><li>derivative work : <a href="//commons.wikimedia.org/wiki/User:Blue-Haired_Lawyer" title="User:Blue-Haired Lawyer">Blue-Haired Lawyer</a></li>
<li>derivative work : <a href="//commons.wikimedia.org/wiki/User_talk:Danlaycock" title="User talk:Danlaycock">Danlaycock</a></li></ul>
CC BY-SA 3.0
Own work based on: <a href="//commons.wikimedia.org/wiki/File:European_Fiscal_Compact_ratification_(cropped).svg" title="File:European Fiscal Compact ratification (cropped).svg">European Fiscal Compact ratification (cropped).svg</a>