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Party Signature Ratification Status Additional information
05 Jul 2012 Accession
22 Mar 2011 Accession
26 Sep 2012 Accession
25 Sep 1998 25 Feb 2014 Ratification
30 Apr 2012 Accession Declarations
31 Oct 1997 23 Jan 1998 Acceptance
24 Feb 2011 Accession
17 Jul 2023 Accession
13 Aug 1998 15 Jan 2007 Ratification
22 Jun 2020 Accession
02 Dec 2010 Accession
19 May 2010 Accession
20 Jul 1999 26 Jan 2000 Approval Declarations
09 Jul 2001 Accession
20 Dec 2013 Accession
30 Nov 2012 Accession
17 Apr 1998 22 Jun 1999 Ratification
18 Nov 2024 Accession
25 May 1999 Accession
14 Jun 2005 Accession
14 Oct 1997 08 Jun 2012 Ratification
24 Sep 2013 Accession Declarations
13 Apr 2011 Accession
19 May 2000 29 Aug 2001 Ratification
09 Mar 2000 09 Jan 2001 Acceptance Declarations
20 Feb 2013 Accession
27 Sep 2010 Ratification
30 Sep 1998 30 Sep 1998 Ratification
11 Nov 1997 22 Jun 2005 Ratification
28 Feb 2002 Accession
13 Aug 1997 26 Oct 1998 Ratification
24 Sep 2009 Accession
02 Jan 2015 Accession
15 Jun 2000 Accession
11 Aug 1997 02 Apr 1998 Ratification Declarations
19 May 2000 22 Apr 2009 Ratification
13 Dec 2013 Accession
04 Sep 2007 Accession
19 May 2014 Accession Declarations
19 Jul 2024 Accession
16 Jul 2025 Accession
20 Jan 2026 Accession Declarations

Non-Parties

Party Signature Status Additional information
25 Aug 1998 Signatory
22 Sep 1997 Signatory
17 May 2000 Signatory

Declarations

Territorial ExclusionUntil further notice, the Convention shall not apply to the Faroe Islands and Greenland.
Declaration:" The Government of the Republic of Hungary declares itself bound by either of the two means for the settlement of disputes (International Court of Justice, arbitration), reserving its right to agree on the competent body of jurisdiction, as the case may be."
Declaration“Montenegro declares that in respect of any dispute not resolved in accordance with Article 33 paragraph 2 of the said Convention, Montenegro recognizes as compulsory ipso facto, and without special agreement in relationship to any party accepting the same obligation:1. Submission of the dispute to the International Court of Justice; and/or2. Arbitration by an arbitral tribunal established and operating, unless the parties to the dispute otherwise agreed, in accordance with the procedure laid down in the annex to the present Convention.”
17 February 2010Declaration:“The Kingdom of the Netherlands declares, in accordance with paragraph 10 of Article 33 of the United Nations Convention on the Law of the Non-Navigational Uses of International Watercourses, that it accepts both means of dispute settlement referred to in that paragraph as compulsory in relation to any Party accepting one or both means of dispute settlement.”
Reservation:The acceptance by the Syrian Arab Republic of this Convention and its ratification by the Government shall not under any circumstances be taken to imply recognition of Israel and shall not lead to its entering into relations therewith that are governed by its provisions.
Reservation:“The Socialist Republic of Viet Nam reserves the right to choose the appropriate means of dispute settlement notwithstanding the decision of the other party to the concerned dispute.”
Declaration made upon accession:“… for purposes of Article 33(10) of the Convention, the Republic of Botswana declares that for any dispute not resolved in accordance with Article 33(2), it recognises as compulsory ipso facto, and without any special agreement in relation to any party accepting the same obligation, the submission of the dispute to the International Court of Justice; and/or Arbitration by an arbitral tribunal established in accordance with the procedure set out in the Annex to the Convention.”
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