Ikke-medlemsstater (med angivelse af dato for samarbejdsaftaler), der for øjeblikket er involveret i CERN-programmer er: <ref name="member-states">{{cite web|url=https://home.cern/about/member-states |title=Member states |publisher=CERN |access-date=3. oktober 2017}}</ref>
{{Columns-list|2|
* {{Flagu|Albania}} - oktober 2014 <ref>{{cite web|url=http://international-relations.web.cern.ch/stakeholder-relations/states/albania |title=International relations : Algeria|publisher=CERN |access-date=27. november 2017}}</ref> 
* {{Flagu|Algeriet}} - 2008 <ref>{{cite web|url=http://international-relations.web.cern.ch/stakeholder-relations/states/Algeria |title=International relations : Albania|publisher=CERN |access-date=27. november 2017}}</ref> 
* {{Flagu|Argentina}} – 11 marts 1992
* {{Flagu|Armenien}} – 25 marts 1994
* {{Flagu|Australien}} – 1 november 1991
* {{Flagu|Aserbajdsjan}} – 3 december 1997
* {{Flagu|Bangladesh}} - 2014 <ref>{{cite web|url=http://international-relations.web.cern.ch/stakeholder-relations/states/bangladesh|title=International relations : Bangladesh|publisher=CERN |access-date=27. november 2017}}</ref> 
* {{Flagu|Hviderusland}} – 28 juni 1994
* {{Flagu|Bolivia}} - 2007<ref>{{cite web|url=http://international-relations.web.cern.ch/stakeholder-relations/states/bolivia|title=International relations : Bolivia|publisher=CERN |access-date=27. november 2017}}</ref> 
* {{Flagu|Brasilien}} – 19 februar 1990 & oktober 2006
* {{Flagu|Canada}} – 11 oktober 1996
* {{Flagu|Chile}} – 10 oktober 1991
* {{Flagu|Kina}} – 12 juli 1991, 14 august 1997 & 17 februar 2004
* {{Flagu|Colombia}} – 15 maj 1993
* {{Flagu|Kroatien}} – 18 juli 1991
* {{Flagu|Ecuador}} - 1999<ref>{{cite web|url=http://international-relations.web.cern.ch/stakeholder-relations/states/ecuador|title=International relations : Ecuador|publisher=CERN |access-date=27. november 2017}}</ref> 
* {{Flagu|Egypten}} – 16 januar 2006
* {{Flagu|Estland}} – 23 april 1996
* {{Flagu|Georgien}} – 11 oktober 1996
* {{Flagu|Island}} – 11 september 1996
* {{Flagu|Iran}} – 5 juli 2001
* {{Flagu|Jordan}} - 12 juni 2003.<ref>{{cite web |url=http://international-relations.web.cern.ch/international-relations/nms/jordan.html |title=Jordan |website=International Relations |publisher=CERN |access-date=4. juli 2012}}</ref> MoU with Jordan and [[International Centre for Synchrotron-Light for Experimental Science Applications in the Middle East|SESAME]], in preparation of a cooperation agreement signed in 2004.<ref>{{cite web|url=http://international-relations.web.cern.ch/stakeholder-relations/international-organizations/sesame |title=SESAME |website=International Relations |publisher=CERN |date=17. oktober 2011 |access-date=28. november 2017}}</ref>
* {{Flagu|Litauen}} – 9 november 2004
* {{Flagu|Makedonien}} – 27 april 2009
* {{Flagu|Malta}} – 10 januar 2008<ref>{{cite web|url=http://cds.cern.ch/journal/CERNBulletin/2008/06/News%20Articles/1083445 |title=Prime Minister of Malta visits CERN |publisher=CERN |date=10. januar 2008 |access-date=28. november 2017}}</ref><ref>{{cite web|url=http://www.timesofmalta.com/articles/view/20080111/local/malta-signs-agreement-with-cern.191318 |title=Malta signs agreement with CERN |publisher=Times of Malta |date=11. januar 2008 |access-date=28. november 2017}}</ref>
* {{Flagu|Mexico}} – 20 februar 1998
* {{Flagu|Mongoliet}}
* {{Flagu|Montenegro}} – 12 oktober 1990
* {{Flagu|Marokko}} – 14 april 1997
* {{Flagu|New Zealand}} – 4 december 2003
* {{Flagu|Peru}} – 23 februar 1993
* {{Flagu|Saudi Arabien}} – 21 januar 2006
* {{Flagu|Sydafrika}} – 4 juli 1992
* {{Flagu|Sydkorea}} – 25 oktober 2006
* {{Flagu|Forenede Arabiske Emirater}} – 18 januar 2006
* {{Flagu|Vietnam}}
}}
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