Customs & trade facilitation (WCO) · WCO
HS Convention – International Convention on the Harmonized System (HS)
Công ước quốc tế về Hệ thống hài hòa mô tả và mã hóa hàng hóa (HS)
Overview
Common 6-digit nomenclature with six General Interpretative Rules and section/chapter notes, amended periodically (HS 2022 in force).
Why it matters for traders
Vietnam's 8-digit nomenclature (AHTN) is built on the HS – see HS codes and the six interpretative rules.
No PDF attached – see the official page. Many standards (ISO, EN, ASTM, AWS, ICC) are copyrighted by their publishers.