190 States to the Convention as of Sep 19, 2012
Date of deposit of ratification (R), acceptance (Ac), accession (A) or of the
notification of succession (S)1
The symbol ** designates those States for whom, in accordance with Article 33,
the Convention has not yet entered into force.
- This Convention entered into force on 17 December 1975. It subsequently entered
into force for each State three months after the date of deposit of that State's
instrument, except in cases of declarations of succession (indicated by the letter
(S)), where the entry into force occurred on the date on which the State assumed
responsibility for conducting its international relations.
- Through the accession of the German Democratic Republic to the Basic Law of the Federal Republic of Germany, with effect from 3 October 1990, the two German States have united to form one Sovereign State. The Contracting Parties to the Unification Treaty "have agreed that the treaties and agreements to which the Federal Republic of Germany is a contracting party ... remain in force and that their respective rights and obligations ... be applied" to the whole territory of Germany. The German Democratic Republic acceeded to this Convention on 12 December 1988.
- On 16 September 2011, the National Transitional Council requested, via the Protocol and Liaison Service, that the form "Libya", previously not in use at the UN, replace both the earlier official and short forms (respectively, the Socialist People's Libyan Arab Jamahiriya and Libyan Arab Jamahiriya (the)).
- With an extension to Curaçao.
- The instrument of ratification was deposited by the U.S.S.R., on 12 October 1988.
- The unification of the Yemen Arab Republic and the People's Democratic Republic of Yemen into a single Sovereign State, the Republic of Yemen, was proclaimed on 22 May 1990.