Tax revenue as a share of GDP rose 1.16% to 16.8% in Ireland in 2022, according to the National Statistical Office.
Historically, tax revenue as a share of GDP in Ireland reached an all time high of 28.8% in 1988 and an all time low of 15.9% in 2020. When compared to Ireland's main peers, tax revenue as a share of GDP in Canada amounted to 12.7%, 24.5% in France, 22.5% in Iceland and 27.2% in United Kingdom in 2022.
Ireland has been ranked 54th within the group of 105 countries we follow in terms of tax revenue as a share of GDP, 27 places below the position seen 10 years ago.
| Tax Revenue (As % of GDP) | Unit | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 |
| Australia | % | 22.1% | 23.2% | 23.4% | 22.6% | 23.1% | ... | |||||||||||||||
| Belgium | % | 23.5% | 24.0% | 22.6% | 21.9% | 23.2% | ... | |||||||||||||||
| Canada | % | 12.6% | 13.1% | 12.7% | 13.5% | 13.1% | ||||||||||||||||
| Denmark | % | 33.3% | 32.4% | 35.0% | 34.5% | 35.0% | ||||||||||||||||
| France | % | 23.8% | 24.3% | 24.7% | 24.8% | 24.0% | ||||||||||||||||
| Germany | % | 11.2% | 11.2% | 11.2% | 10.4% | 11.0% | ... | |||||||||||||||
| Iceland | % | 23.9% | 23.0% | 21.9% | 22.4% | 21.4% | ||||||||||||||||
| Ireland | % | 17.6% | 17.6% | 17.4% | 15.9% | 16.6% | ... | |||||||||||||||
| Italy | % | 24.7% | 24.2% | 24.7% | 24.8% | 24.9% | ||||||||||||||||
| Mexico | % | ... | ... | ... | ... | ... | 12.7% | 12.7% | 12.8% | 13.9% | 13.4% | |||||||||||
| Norway | % | 22.3% | 23.3% | 23.3% | 21.3% | 25.5% | ||||||||||||||||
| Spain | % | 13.6% | 14.1% | 13.7% | 13.4% | 14.9% | ||||||||||||||||
| Sweden | % | 28.4% | 28.1% | 27.5% | 26.8% | 27.4% | ... | |||||||||||||||
| USA | % | 11.5% | 9.93% | 9.88% | 10.2% | 11.4% | ||||||||||||||||
| United Kingdom | % | 25.6% | 25.5% | 25.1% | 24.8% | 26.4% |
Helgi Library 
