Overseen by GRE
Contracting Parties
Albania ( 5 Nov 2011)
Armenia (30 Apr 2018)
Austria (24 Mar 1998)
Belarus ( 2 Jul 1995)
Belgium (19 Dec 1989)
Bulgaria ( 1 Jan 2007)
Croatia ( 3 Apr 2001)
Cyprus ( 1 May 2004)
Czech Republic ( 1 May 0200)
Denmark (24 Mar 1998)
EU (24 Mar 1998)
Egypt ( 3 Feb 2013)
Estonia (25 Jul 1999)
Finland (12 Apr 1991)
France (30 Sep 1988)
Georgia (25 May 2015)
Germany (20 Aug 1996)
Greece ( 3 Dec 1995)
Hungary ( 6 Jan 1991)
Ireland (24 Mar 1998)
Italy (17 Sep 1991)
Japan (30 Jun 2001)
Kyrgyzstan (31 Oct 2023)
Latvia (18 Jan 1999)
Lithuania (29 Mar 2002)
Luxembourg (21 Jan 1994)
Malaysia ( 4 Apr 2006)
Malta ( 1 May 2004)
Moldova (20 Nov 2016)
Netherlands (30 Sep 1988)
Nigeria (17 Dec 2018)
North Macedonia (19 Aug 2002)
Norway ( 7 Mar 1999)
Pakistan (24 Apr 2020)
Philippines ( 3 Nov 2022)
Poland ( 1 May 2004)
Portugal (24 Mar 1998)
Romania (24 Sep 1994)
Russia ( 8 Apr 1996)
San Marino (26 Jan 2016)
Serbia (18 Oct 2010)
Slovakia (14 Jan 1997)
Slovenia (15 Jul 1996)
South Africa (17 Jun 2001)
Spain (24 Mar 1998)
Sweden ( 2 Aug 1997)
Switzerland ( 2 Feb 1996)
Turkey ( 7 Jul 2000)
UK (27 Apr 1990)
Uganda (23 Aug 2022)
Ukraine (22 Mar 2010)
Uzbekistan (19 Dec 2025)