11Convention for the Suppression of the Illicit Traffic in Dangerous DrugsGeneva, 26 June 1936, and Lake Success, New York, 11 December 1946<superscript>1</superscript>10 October 1947 , the date on which the amendments to the Convention, as set forth in the annex to the Protocol of 11 December 1946, entered into force, in accordance with paragraph 2 of article VII of the Protocol.26 October 1939, No. 4648League of Nations, Treaty Series, vol. 198, p. 301.
ParticipantDefinitive signature of the Protocol, Acceptance of the ProtocolRatification of the Convention as amended, Accession to the Convention as amended(a)Austria17 May 1950 Belgium11 Dec 1946 Brazil17 Dec 1946 Cambodia 3 Oct 1951 aCameroon15 Jan 1962 aCanada11 Dec 1946 Chile21 Nov 1972 aChina<superscript>2</superscript>11 Dec 1946 Colombia11 Dec 1946 Côte d'Ivoire20 Dec 1961 aCuba 9 Aug 1967 Dominican Republic 9 Jun 1958 aEgypt13 Sep 1948 Ethiopia 9 Sep 1947 aFrance10 Oct 1947 Greece21 Feb 1949 Haiti31 May 1951 India11 Dec 1946 Indonesia 3 Apr 1958 aIsrael16 May 1952 aItaly 3 Apr 1961 aJapan 7 Sep 1955 Jordan 7 May 1958 aLao People's Democratic Republic13 Jul 1951 aLiechtenstein24 May 1961 aLuxembourg28 Jun 1955 aMadagascar11 Dec 1974 aMalawi 8 Jun 1965 aMexico 6 May 1955 Netherlands (Kingdom of the)<superscript>3,4</superscript>[19 Mar 1959 ]Romania11 Oct 1961 Rwanda15 Jul 1981 aSpain<superscript>5</superscript> 5 Jun 1970 Sri Lanka 4 Dec 1957 aSwitzerland31 Dec 1952 Türkiye11 Dec 1946
Declarations and Reservations(Unless otherwise indicated, the declarations and reservations were madeupon ratification or accession.)CubaThe Revolutionary Government of the Republic of Cuba expressly reserves its position on the provisions of article 17 of the Convention, being ready to settle any dispute which may arise on the interpretation or application of the Convention bilaterally, by means of diplomatic consultations.Italy. . . In exercise of the right accorded to it by article 13, paragraph 2, of the said Convention, the Government of Italy desires that, in the case of letters of request concerning narcotic drugs, the procedure hitherto followed in previous relations with the other Contracting States should continue to be used and, failing that, the diplomatic channel, provided, however, that the method specified in article 13, paragraph 1, sub-paragraph (c) should be adopted in cases of emergency.MexicoIn accepting the provisions of articles 11 and 12 of this Convention, the Government of the United States of Mexico wishes to state explicitly that its Central Office will exercise the powers granted to it by the said Convention unless such powers have been expressly conferred by the General Constitution of the Republic on an agency of a constituent State, being an agency established before the date of the entry into force of this Convention, and that the Government of the United States of Mexico reserves the right to impose in its territory–as it has already done–measures more severe than those laid down by the Convention itself, for the restriction of the cultivation or the manufacture, extraction, possession, offering for sale, importation or exportation of or traffic in the drugs to which the present Convention refers.1The Agreement was amended by the Protocol signed at Lake Success, New York, on 11 December 1946.2See note concerning signatures, ratifications, accessions, etc., on behalf of China (note 1 under “China” in the “Historical Information” section in the front matter of this volume).3The instrument of ratification stipulates that the Convention and the Protocol of signature will be applicable to the Kingdom in Europe, Surinam and the Netherlands New Guinea. In a communication received on 4 August 1960, the Government of the Netherlands notified the Secretary-General that the Convention will be applicable to the Netherlands Antilles. The ratification was made subject to the reservation recorded in the Protocol of Signature annexed to the Convention; for the text of that reservation, see United Nations, <i>Treaty Series </i>, vol. 327, p. 322.4In a communication received on 14 December 1965, the Government of the Kingdom of the Netherlands notified the Secretary-General of the denunciation of the Convention for the territory of the Kingdom in Europe and the Territories of Surinam and the Netherlands Antilles. The denunciation took effect on 14 December 1966.5Instrument of ratification of the unamended 1936 Convention. Spain, on behalf of which the Protocol of 11 December 1946 amending the Agreements, Conventions and Protocols on narcotic drugs concluded at The Hague on 23 January 1912, at Geneva on 11 February 1925, 19 February 1925 and 13 July 1931, at Bangkok on 27 November 1931 and at Geneva on 26 June 1936 was signed definitively on 26 September 1955 (see chapter VI.1), has, as a result of the said definitive signature and of its ratification of the unamended 1936 Convention, become a party to the said Convention of 1936 as amended by the said Protocol of 1946.