Nomenclature and Classification of Goods


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Nomenclature and Classification of Goods

WCO Trade Tools

The Nomenclature, Legal Notes, Explanatory Notes & Classification Opinions for the HS 2017, HS 2012, HS 2007 & HS 2002 can be access on WCO Trade Tools.

An online version of the Harmonized Database (will be replaced by WCO Trade Tools in July 2021) can be access on

Training Packages

  • Customs administrations representatives: you will find on the WCO CLiKC! platform an elearning course on the HS.

  • Customs administrations and private sector representatives: the WCO provides training on the HS as part of its Knowledge Academy for Customs and Trade held every year in June or July. For more information, please contact the WCO event team.

  • Private Sector Representatives: WCO Academy offers e-learning courses on the Harmonized System to international trade professionals, Companies, and Universities.

E-learning course