24 September 1929
[Translation from the French]
On behalf of the Republic of Nicaragua I recognize as compulsory unconditionally the jurisdiction of the Permanent Court of International Justice.
Geneva, 24 September 1929.
(Signed) T. F. MEDINA.
24 October 2001
Nicaragua will not accept the jurisdiction or competence of the International Court of Justice in relation to any matter or claim based on interpretations of treaties or arbitral awards that were signed and ratified or made, respectively, prior to 31 December 1901.
Managua, 23 October 2001.
(Signed) Francisco X. AGUIRRE SACASA
(1) This is the text of the reservation as received by the Secretary-General of the United Nations by letter of 23 October 2001. The first paragraph of that letter read as follows:
"I have the honour to inform you and, through you, all the States parties to the Statute of the International Court of Justice and the Secretariat of the Court, of the reservation made to Nicaragua's voluntary acceptance of the jurisdiction of the International Court of Justice by Presidential Decision N°335-2001 of 22 October 2001, issued by the President of the Republic, Mr. Arnoldo Aleman Lacayo, the text of which is as follows:..."
On 9 January 2002, the Secretary-General received from the Government of Costa Rica a communication transmitting the text of a formal objection to the reservation formulated by Nicaragua.
On 23 October 2002, the Permanent Mission of Costa Rica to the United Nations notified the Secretary-General of an Agreement of 26 September 2002 between the Governments of Nicaragua and of Costa Rica by which Nicaragua (inter alia) "undertakes to maintain, for a period of three years from today's date, the legal status existing on today's date with respect to its declaration of acceptance of the jurisdiction of the International Court of Justice".