1958 Convention on the Territorial Sea and the Contiguous Zone

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Full Title	1958 Convention on the Territorial Sea and the Contiguous Zone
Short Title / Abbreviations	1958 CTS
CIL Subject Classification	International Law Documents Oceans/Law of the Sea
Citations to Text	516 UNTS 205, 15 UST 1606, TIAS No. 5639
Date of Adoption	29/04/1958
Place of Adoption	Geneva, Switzerland
Secretariat / Relevant Authority	United Nations Division for Ocean Affairs & Law of the Sea
Dispute settlement provisions	1958 Optional Protocol of Signature concerning the Compulsory Settlement of Disputes
Depository	United Nations Secretary-General
Entry Into Force Status	In Force
Date of Entry into Force	10/09/1964
Entry into Force / Termination Provisions	Article 29: “1. This Convention shall come into force on the thirtieth day following the date of deposit of the twenty-second instrument of ratification or accession with the Secretary-General of the United Nations. 2. For each State ratifying or acceding to the Convention after the deposit of the twenty-second instrument of ratification or accession, the Convention shall enter into force on the thirtieth day after deposit by such State of its instrument of ratification or accession.”
General Status	52 Parties (as of 28/10/2024)
Links to Current Status/Reservations	United Nations Treaty Collection
Status
ASEAN States
Brunei Darussalam
Cambodia	Accession 18/03/1960
Indonesia
Lao PDR
Malaysia	Accession 21/12/1960
Myanmar
Philippines
Singapore
Thailand	Signature 29/04/1958 Ratification 02/07/1968
Vietnam
Related Instruments
Protocols / Amendments to this instrument	1982 United Nations Convention on the Law of the Sea
Related Instruments	1958 Convention on the Continental Shelf 1958 Convention on Fishing and Conservation of the Living Resources of the High Seas 1958 Convention on the High Seas 1958 Optional Protocol of Signature concerning the Compulsory Settlement of Disputes
External Links	United Nations Office of Legal Affairs accessed on 28/10/2024
Additional Information	This Convention was one of the four Conventions signed at the first United Nations Conference on the Law of the Sea in 1958. The other Conventions are the 1958 Convention on the High Seas, 1958 Convention on Fishing and Conservation of the Living Resources of the High Seas, and 1958 Convention on the Continental Shelf.