International Standards for Customs in one place: HS, Origin and Valuation
The online version of the Harmonized System Database (will be replaced by WCO Trade Tools in July 2021)
Order WCO’s publications and subscriptions to our services
WCO learning platform
The Customs Enforcement Network
An application exploiting open source information
Reform, Modernization, Monitoring Activities and Projects, Single Window Interactive Map
Customs e-learning for current and future trade leaders
WCO Technology Network
WCO Information & Intelligence Centre
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You can fill in the form below if you require further information. Please select the topic from the dropdown list. If you are in doubt as to which is the correct topic then you should direct your inquiry to "General Enquiries".
You may also find the information you seek in Frequently Asked Questions (FAQ).
Please note that the WCO is not the competent authority to provide you with national procedures and requirements. For this information you must contact the Customs administration in your respective country.
World Customs Organization Rue du Marché, 30 B-1210 Brussels Belgium Telephone: +32 (0)2 209 92 11 Facsimile: +32 (0)2 209 92 62