International 11 of 12

The tobacco control convention was concluded at Geneva and waited for a fortieth ratification to take effect

The WHO Framework Convention on Tobacco Control was concluded at Geneva, 21 May 2003, and the United Nations treaty register notes that it was adopted during the 56th World Health Assembly, held from 19 to 28 May 2003 at the Palais des Nations, Geneva.
Under article 36(1) the Convention entered into force on the ninetieth day following the date of deposit of the fortieth instrument of ratification, acceptance, approval, formal confirmation or accession.
That condition was satisfied and the Convention entered into force on 27 February 2005.
It was registered on 27 February 2005 under No. 41032 and is published in United Nations, Treaty Series, vol. 2302, p. 166.
For a State that ratifies after entry into force, the Convention takes effect on the ninetieth day following the deposit of its own instrument.
It was opened for signature by all Members of the World Health Organization, or Members of the United Nations, and by regional economic integration organizations, first at the World Health Organization Headquarters in Geneva and afterwards at United Nations Headquarters in New York.
The register records 168 signatories and 183 parties.

Concluded at: Geneva, 21 May 2003 Entry into force: 27 February 2005 Threshold for entry into force: Fortieth instrument of ratification Registration number: 41032 Parties: 183
Why it matters for exams: This is the only treaty negotiated under the health assembly route that examiners regularly set, and the fortieth-ratification threshold is the detail they test.
Kerala PSCUPSC
20 October 2026 Source: United Nations Treaty Collection

In plain words

FCTC Framework Convention on Tobacco Control — The treaty through which countries agree on common measures to reduce tobacco use.

Instrument of ratification Instrument of ratification — The formal document a State deposits to show it is bound by a treaty.

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