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Harmonized system (HS) / harmonized tariff schedule (HTS) codes

HS (Harmonized System) / HTS (Harmonized Tariff Schedule) codes are standardised codes used for the classification of goods in international trade. The HS codes are assigned by the World Customs Organization and are used to categorise products for customs purposes, while the HTS codes are used by the US to categorise goods and determine the applicable duties and taxes.