World Customs Organization (WCO)

Organisation mondiale des douanes (OMD)
Organización Mundial de Aduanas (OMA)

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15 Dec 1950, Brussels (Belgium), as Customs Co-operation Council (CCC) -- Conseil de coopération douanière (CCD), on signature of 3 conventions resulting from the work of European Customs Union Study Group, set up 12 Sep 1947: Convention establishing a Customs Co-operation Council (entered into force 4 Nov 1952); Convention on the Nomenclature for the Classification of Goods in Customs Tariffs (entered into force 11 Sep 1959), subsequently replaced by International Convention on the Harmonized Commodity Description and Coding System (entered into force 1 Jan 1988); Convention on the Valuation of Goods for Customs Purposes (entered into force 28 July 1953), no longer widely applied, following the establishment of the Agreement on Implementation of Article VII of GATT. Present working name adopted 1994.


Enhance effectiveness and efficiency of customs administrations in areas of compliance with trade regulations, protection of society and revenue collection, thereby contributing to economic and social well-being of nations; establish, maintain, support and promote international instruments for harmonization and uniform application of simplified and effective customs systems and procedures governing the movement of commodities, people and conveyances across customs frontiers; reinforce members' efforts to secure compliance with their legislation; maximize the level and effectiveness of members' cooperation with each other and with international organizations in order to combat customs and other transnational offences; assist members in their efforts to meet the challenges of the modern business environment and adapt to changing circumstances, by promoting communication and cooperation among members and with other international organizations, and by fostering integrity, human resource development, transparency, improvements in the management and working methods of customs administrations and the sharing of best practice.

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Management of treaties and agreements: General Agreement on Tariffs and Trade, 1994 (GATT 1994), forming part of the 'Marrakech Agreement' setting up World Trade Organization (WTO), which superseded the original General Agreement on Tariffs and Trade, 1947 (GATT 1947) while including the text of GATT 1947; International Convention on the Simplification and Harmonization of Customs Procedures (Kyoto convention), revised June 1999. Guidance/assistance/consultancy; politics/policy/regulatory; monitoring/evaluation; standards/guidelines; advocacy/lobbying/activism.

Agreements concluded under CCC/WCO auspices:

 • Customs Convention Regarding ECS Carnets for Commercial Samples;

 • Customs Convention on the Temporary Importation of Packings;

 • Customs Convention on the ATA Carnet for the Temporary Admission of Goods (ATA Convention);

 • Customs Convention Concerning Facilities for the Importation of Goods for Display or Use at Exhibitions, Fairs, Meetings or Similar Events;

 • Customs Convention on the Temporary Importation of Professional Equipment;

 • Customs Convention Concerning Welfare Material for Seafarers;

 • Customs Convention on the Temporary Importation of Scientific Equipment;

 • Customs Convention on the Temporary Importation of Pedagogic Material;

 • Customs Convention on the International Transit of Goods (ITI Convention);

 • Customs Convention on Containers, 1972;

 • International convention on the simplification and harmonization of customs procedures (Kyoto convention);

 • International Convention on Mutual Administrative Assistance for the Prevention, Investigation and Repression of Customs Offences (Nairobi convention);

 • Convention on Temporary Admission (Istanbul convention).


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English, French.


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Relations with Inter-Governmental Organizations

Relations with 88 inter-governmental organizations.
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Relations with Non-Governmental Organizations

Relations with 54 non-governmental organizations.
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Members in 166 countries
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Type I Classification

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Type II Classification

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Subjects *

  • Commerce
    • Customs
    • Trade
  • Law
    • Regulation

UN Sustainable Development Goals **



Last News Received

* Subject classification is derived from the organization names and aims.
** UN SDGs are linked to the subject classification.

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