What is HSN Code 7403?
HSN code 7403 is the Harmonized System of Nomenclature classification for Refined Copper And Copper Alloys, Unwrought under India's Goods and Services Tax (GST). It is a 4-digit code sitting at the heading (4-digit) level of the HSN hierarchy.
This code belongs to Chapter 74 — Copper And Articles Thereof, which is part of Section XV: Base Metals & Articles Thereof. Every GST-registered business supplying refined copper and copper alloys, unwrought must quote HSN 7403 (or the digit-length required for its turnover) on tax invoices and in GSTR-1.