HS code is short for the Harmonised Commodity Description and Coding System (HS code) of the tariff nomenclature.

The tariff nomenclature is an international standard system created by the World Customs Organisation for the classification of commodities. It is used by up to 200 Countries around the world.

The first 6 digits of the HS code are common throughout the countries that use the system, any numbers after the first 6 are for local use within that country.