Guernsey has EOI relations with 101 countries through 76 treaties.
| Treaty Type | |
| Sum | 76 |
| DTC | 13 |
| FATCA | 1 |
| Multilateral | 2 |
| TIEA | 60 |
| Jurisdiction | Type | Treaty | Signed | Entered into force | Exchange of Information | |
|---|---|---|---|---|---|---|
| Albania | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2018 | Automatic | |
| Multilateral | MCON-Amend | Dec. 1, 2013 | Dec. 1, 2013 | On Request | ||
| Andorra | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2018 | Automatic | |
| Anguilla | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| Multilateral | MCON-Amend | March 1, 2014 | March 1, 2014 | On Request | ||
| Antigua and Barbuda | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2018 | Automatic | |
| Argentina | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| Multilateral | MCON-Amend | Jan. 1, 2013 | Jan. 1, 2013 | On Request | ||
| TIEA | TIEA AR GG | July 28, 2011 | Jan. 4, 2012 | On Request | ||
| Aruba | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2018 | Automatic | |
| Australia | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2018 | Automatic | |
| Multilateral | MCON-Amend | Dec. 1, 2012 | Dec. 1, 2012 | On Request | ||
| TIEA | TIEA AU GG | Oct. 7, 2009 | July 27, 2010 | On Request | ||
| Austria | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2018 | Automatic | |
| Multilateral | MCON-Amend | Dec. 1, 2014 | Dec. 1, 2014 | On Request | ||
| TIEA | TIEA AT GG | May 14, 2014 | Nov. 23, 2014 | On Request | ||
| Azerbaijan | Multilateral | MCON-Amend | Sept. 1, 2015 | Sept. 1, 2015 | On Request | |
| Bahamas | TIEA | TIEA BS GG | Aug. 8, 2011 | March 28, 2012 | On Request | |
| Barbados | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| Belgium | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| Multilateral | MCON-Amend | April 1, 2015 | April 1, 2015 | On Request | ||
| TIEA | TIEA BE GG | April 24, 2014 | No | On Request | ||
| Belize | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2018 | Automatic | |
| Multilateral | MCON-Amend | Sept. 1, 2013 | Sept. 1, 2013 | On Request | ||
| Bermuda | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| TIEA | TIEA BM GG | Oct. 23, 2013 | April 5, 2014 | On Request | ||
| Botswana | TIEA | TIEA BW GG | May 10, 2013 | No | On Request | |
| Brazil | TIEA | TIEA BR GG | Feb. 6, 2013 | No | On Request | |
| Bulgaria | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| Multilateral | MCON-Amend | July 1, 2016 | July 1, 2016 | On Request | ||
| TIEA | TIEA BG GG | June 11, 2015 | No | On Request | ||
| Cameroon | Multilateral | MCON-Amend | June 30, 2015 | June 30, 2015 | On Request | |
| Canada | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2018 | Automatic | |
| Multilateral | MCON-Amend | Nov. 21, 2013 | Nov. 21, 2013 | On Request | ||
| TIEA | TIEA CA GG | Jan. 19, 2011 | Jan. 18, 2012 | On Request | ||
| Cayman Islands | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| Multilateral | MCON-Amend | Jan. 1, 2014 | Jan. 1, 2014 | On Request | ||
| TIEA | TIEA GG KY | July 29, 2011 | April 5, 2012 | On Request | ||
| Chile | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2018 | Automatic | |
| TIEA | TIEA CL GG | Sept. 24, 2012 | No | On Request | ||
| China | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2018 | Automatic | |
| Multilateral | MCON-Amend | Feb. 1, 2016 | Feb. 1, 2016 | On Request | ||
| TIEA | TIEA CN GG | Oct. 27, 2010 | Aug. 17, 2011 | On Request | ||
| Colombia | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| Multilateral | MCON-Amend | July 1, 2014 | July 1, 2014 | On Request | ||
| Cook Islands | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2018 | Automatic | |
| Costa Rica | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2018 | Automatic | |
| Multilateral | MCON-Amend | Aug. 1, 2013 | Aug. 1, 2013 | On Request | ||
| TIEA | TIEA CR GG | March 5, 2014 | No | On Request | ||
| Croatia | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| Multilateral | MCON-Amend | June 1, 2014 | June 1, 2014 | On Request | ||
| Curaçao | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| Cyprus | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| Multilateral | MCON-Amend | April 1, 2015 | April 1, 2015 | On Request | ||
| DTC | DTC CY GG | July 15, 2014 | March 4, 2015 | Uncertain | ||
| Czech Republic | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| Multilateral | MCON-Amend | Feb. 1, 2014 | Feb. 1, 2014 | On Request | ||
| TIEA | TIEA CZ GG | Sept. 15, 2011 | July 9, 2012 | On Request | ||
| Denmark | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| Multilateral | MCON-Amend | June 1, 2011 | June 1, 2011 | On Request | ||
| TIEA | TIEA DK GG | Oct. 28, 2008 | June 6, 2009 | On Request | ||
| Estonia | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| Multilateral | MCON-Amend | Nov. 1, 2014 | Nov. 1, 2014 | On Request | ||
| Faroe Islands | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| Multilateral | MCON-Amend | June 1, 2011 | June 1, 2011 | On Request | ||
| TIEA | TIEA FO GG | Oct. 28, 2008 | Aug. 21, 2009 | On Request | ||
| Finland | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| Multilateral | MCON-Amend | Dec. 21, 2010 | Dec. 21, 2010 | On Request | ||
| TIEA | TIEA FI GG | Oct. 28, 2008 | April 5, 2009 | On Request | ||
| France | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| Multilateral | MCON-Amend | April 1, 2012 | April 1, 2012 | On Request | ||
| TIEA | TIEA FR GG | March 24, 2009 | Oct. 4, 2010 | On Request | ||
| Georgia | Multilateral | MCON-Amend | June 1, 2011 | June 1, 2011 | On Request | |
| Germany | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| Multilateral | MCON-Amend | Dec. 1, 2015 | Dec. 1, 2015 | On Request | ||
| TIEA | TIEA DE GG | March 26, 2009 | Dec. 22, 2010 | On Request | ||
| Ghana | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2018 | Automatic | |
| Multilateral | MCON-Amend | Sept. 1, 2013 | Sept. 1, 2013 | On Request | ||
| Gibraltar | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| TIEA | TIEA GG GI | Oct. 22, 2013 | March 12, 2014 | On Request | ||
| Greece | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| TIEA | TIEA GG GR | Oct. 8, 2010 | March 7, 2014 | On Request | ||
| Multilateral | MCON-Amend | Sept. 1, 2013 | Sept. 1, 2013 | On Request | ||
| Greenland | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| TIEA | TIEA GG GL | Oct. 28, 2008 | April 25, 2009 | On Request | ||
| Grenada | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2018 | Automatic | |
| Hong Kong | DTC | DTC GG HK | March 28, 2013 | Dec. 5, 2013 | Uncertain | |
| Hungary | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| Multilateral | MCON-Amend | March 1, 2015 | March 1, 2015 | On Request | ||
| TIEA | TIEA GG HU | Sept. 11, 2013 | March 7, 2014 | On Request | ||
| Iceland | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| Multilateral | MCON-Amend | Feb. 1, 2012 | Feb. 1, 2012 | On Request | ||
| TIEA | TIEA GG IS | Oct. 28, 2008 | Nov. 26, 2009 | On Request | ||
| India | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| TIEA | TIEA GG IN | Dec. 20, 2011 | June 11, 2012 | On Request | ||
| Multilateral | MCON-Amend | June 1, 2012 | June 1, 2012 | On Request | ||
| Indonesia | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2018 | Automatic | |
| Multilateral | MCON-Amend | May 1, 2015 | May 1, 2015 | On Request | ||
| TIEA | TIEA GG ID | April 27, 2011 | Sept. 22, 2014 | On Request | ||
| Ireland | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| Multilateral | MCON-Amend | Sept. 1, 2013 | Sept. 1, 2013 | On Request | ||
| TIEA | TIEA GG IE | March 26, 2009 | June 10, 2010 | On Request | ||
| Isle of Man | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| Multilateral | MCON-Amend | March 1, 2014 | March 1, 2014 | On Request | ||
| DTC | DTC GG IM | Jan. 24, 2013 | July 5, 2013 | Uncertain | ||
| Italy | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| TIEA | TIEA GG IT | Sept. 5, 2012 | June 10, 2015 | On Request | ||
| Multilateral | MCON-Amend | May 1, 2012 | May 1, 2012 | On Request | ||
| Japan | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2018 | Automatic | |
| Multilateral | MCON-Amend | Oct. 1, 2013 | Oct. 1, 2013 | On Request | ||
| TIEA | TIEA GG JP | Dec. 6, 2011 | Aug. 23, 2013 | On Request | ||
| Jersey | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| Multilateral | MCON-Amend | June 1, 2014 | June 1, 2014 | On Request | ||
| DTC | DTC GG JE | Jan. 24, 2013 | July 9, 2013 | Uncertain | ||
| Kazakhstan | Multilateral | MCON-Amend | Aug. 1, 2015 | Aug. 1, 2015 | On Request | |
| Latvia | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| Multilateral | MCON-Amend | Nov. 1, 2014 | Nov. 1, 2014 | On Request | ||
| TIEA | TIEA GG LV | Sept. 5, 2012 | Oct. 4, 2013 | On Request | ||
| Lesotho | TIEA | TIEA GG LS | July 3, 2013 | Jan. 3, 2015 | On Request | |
| Liechtenstein | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| DTC | DTC GG LI | June 11, 2014 | April 30, 2015 | Uncertain | ||
| Lithuania | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| Multilateral | MCON-Amend | June 1, 2014 | June 1, 2014 | On Request | ||
| TIEA | TIEA GG LT | June 20, 2013 | March 8, 2014 | On Request | ||
| Luxembourg | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| Multilateral | MCON-Amend | Nov. 1, 2014 | Nov. 1, 2014 | On Request | ||
| DTC | DTC GG LU | May 10, 2013 | Aug. 8, 2014 | Uncertain | ||
| Macao | TIEA | TIEA GG MO | Sept. 3, 2014 | April 26, 2015 | On Request | |
| Malaysia | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2018 | Automatic | |
| Malta | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| Multilateral | MCON-Amend | Sept. 1, 2013 | Sept. 1, 2013 | On Request | ||
| DTC | DTC GG MT | March 12, 2012 | March 10, 2013 | Uncertain | ||
| Marshall Islands | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2018 | Automatic | |
| Mauritius | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| Multilateral | MCON-Amend | Dec. 1, 2015 | Dec. 1, 2015 | On Request | ||
| DTC | DTC GG MU | Feb. 6, 2013 | June 30, 2014 | Uncertain | ||
| TIEA | TIEA GG MU | Feb. 6, 2013 | July 5, 2013 | On Request | ||
| Mexico | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| Multilateral | MCON-Amend | Sept. 1, 2012 | Sept. 1, 2012 | On Request | ||
| TIEA | TIEA GG MX | June 27, 2011 | March 24, 2012 | On Request | ||
| Moldova | Multilateral | MCON-Amend | March 1, 2012 | March 1, 2012 | On Request | |
| Monaco | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2018 | Automatic | |
| DTC | DTC GG MC | April 14, 2014 | May 9, 2015 | Uncertain | ||
| Montserrat | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| Multilateral | MCON-Amend | Oct. 1, 2013 | Oct. 1, 2013 | On Request | ||
| TIEA | TIEA GG MS | May 19, 2014 | No | On Request | ||
| Netherlands | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| Multilateral | MCON-Amend | Sept. 1, 2013 | Sept. 1, 2013 | On Request | ||
| TIEA | TIEA GG NL | April 25, 2008 | April 11, 2009 | On Request | ||
| New Zealand | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2018 | Automatic | |
| Multilateral | MCON-Amend | March 1, 2014 | March 1, 2014 | On Request | ||
| TIEA | TIEA GG NZ | July 21, 2009 | Nov. 8, 2010 | On Request | ||
| Nigeria | Multilateral | MCON-Amend | Sept. 1, 2015 | Sept. 1, 2015 | On Request | |
| Niue | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| Norway | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| Multilateral | MCON-Amend | June 1, 2011 | June 1, 2011 | On Request | ||
| TIEA | TIEA GG NO | Oct. 28, 2008 | Oct. 8, 2009 | On Request | ||
| Poland | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| TIEA | TIEA GG PL | Dec. 6, 2011 | Nov. 1, 2012 | On Request | ||
| Multilateral | MCON-Amend | Oct. 1, 2011 | Oct. 1, 2011 | On Request | ||
| Portugal | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| Multilateral | MCON-Amend | March 11, 2015 | March 11, 2015 | On Request | ||
| TIEA | TIEA GG PT | July 9, 2010 | No | On Request | ||
| Qatar | DTC | DTC GG QA | Feb. 22, 2013 | July 11, 2013 | Uncertain | |
| Romania | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| Multilateral | MCON-Amend | Nov. 1, 2014 | Nov. 1, 2014 | On Request | ||
| TIEA | TIEA GG RO | Jan. 12, 2011 | Jan. 22, 2012 | On Request | ||
| Russia | Multilateral | MCON-Amend | July 1, 2015 | July 1, 2015 | On Request | |
| Saint Kitts and Nevis | TIEA | TIEA GG KN | Feb. 7, 2012 | April 14, 2013 | On Request | |
| Saint Lucia | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2018 | Automatic | |
| Saint Vincent and the Grenadines | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2018 | Automatic | |
| Samoa | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2018 | Automatic | |
| San Marino | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| Multilateral | MCON-Amend | Dec. 1, 2015 | Dec. 1, 2015 | On Request | ||
| TIEA | TIEA GG SM | Sept. 29, 2010 | March 16, 2011 | On Request | ||
| Saudi Arabia | Multilateral | MCON-Amend | April 1, 2016 | April 1, 2016 | On Request | |
| Seychelles | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| Multilateral | MCON-Amend | Oct. 1, 2015 | Oct. 1, 2015 | On Request | ||
| TIEA | TIEA GG SC | Dec. 20, 2011 | July 22, 2012 | On Request | ||
| DTC | DTC GG SC | Jan. 27, 2014 | No | Uncertain | ||
| Singapore | Multilateral | MCON-Amend | May 1, 2016 | May 1, 2016 | On Request | |
| DTC | DTC GG SG | Feb. 6, 2013 | Nov. 26, 2013 | Uncertain | ||
| Sint Maarten (Dutch part) | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2018 | Automatic | |
| Slovakia | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| TIEA | TIEA GG SK | Oct. 22, 2013 | Jan. 26, 2015 | On Request | ||
| Multilateral | MCON-Amend | March 1, 2014 | March 1, 2014 | On Request | ||
| Slovenia | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| TIEA | TIEA GG SI | Sept. 26, 2011 | Aug. 9, 2012 | On Request | ||
| Multilateral | MCON-Amend | June 1, 2011 | June 1, 2011 | On Request | ||
| South Africa | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| Multilateral | MCON-Amend | March 1, 2014 | March 1, 2014 | On Request | ||
| TIEA | TIEA GG ZA | Feb. 21, 2011 | Feb. 26, 2012 | On Request | ||
| South Korea | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| Multilateral | MCON-Amend | July 1, 2012 | July 1, 2012 | On Request | ||
| TIEA | TIEA GG KR | Sept. 23, 2015 | No | On Request | ||
| Spain | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| Multilateral | MCON-Amend | Jan. 1, 2013 | Jan. 1, 2013 | On Request | ||
| TIEA | TIEA ES GG | Nov. 10, 2015 | No | On Request | ||
| Swaziland | TIEA | TIEA GG SZ | Aug. 30, 2013 | March 12, 2015 | On Request | |
| Sweden | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| Multilateral | MCON-Amend | Sept. 1, 2011 | Sept. 1, 2011 | On Request | ||
| TIEA | TIEA GG SE | Oct. 28, 2008 | Dec. 23, 2009 | On Request | ||
| Switzerland | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2018 | Automatic | |
| TIEA | TIEA CH GG | Sept. 11, 2013 | Nov. 3, 2014 | On Request | ||
| Tunisia | Multilateral | MCON-Amend | Feb. 1, 2014 | Feb. 1, 2014 | On Request | |
| Turkey | TIEA | TIEA GG TR | March 13, 2012 | No | On Request | |
| Turks and Caicos Islands | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| TIEA | TIEA GG TC | July 24, 2014 | Aug. 17, 2015 | On Request | ||
| Multilateral | MCON-Amend | Dec. 1, 2013 | Dec. 1, 2013 | On Request | ||
| Ukraine | Multilateral | MCON-Amend | Sept. 1, 2013 | Sept. 1, 2013 | On Request | |
| United Kingdom | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| Multilateral | MCON-Amend | Oct. 1, 2011 | Oct. 1, 2011 | On Request | ||
| TIEA | TIEA GB GG | Jan. 20, 2009 | Nov. 27, 2009 | On Request | ||
| DTC | DTC GB GG | June 24, 1952 | June 24, 1952 | Uncertain | ||
| United States of America | FATCA | FATCA US GG | June 30, 2014 | Automatic | ||
| TIEA | TIEA GG US | Sept. 19, 2002 | March 30, 2006 | On Request | ||
| Uruguay | TIEA | TIEA GG UY | July 2, 2014 | No | On Request | |
| Virgin Islands (British) | Multilateral | MCAA | Oct. 29, 2014 | Sept. 1, 2017 | Automatic | |
| TIEA | TIEA GG VG | April 17, 2013 | Nov. 11, 2014 | On Request | ||
| Multilateral | MCON-Amend | March 1, 2014 | March 1, 2014 | On Request |