What is HSN Code 7307?
HSN code 7307 is the Harmonized System of Nomenclature classification for Tube Or Pipe Fittings (For Example, Couplings, Elbows, Sleeves), Of Iron Or Steel 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 73 — Articles Of Iron Or Steel, which is part of Section XV: Base Metals & Articles Thereof. Every GST-registered business supplying tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel must quote HSN 7307 (or the digit-length required for its turnover) on tax invoices and in GSTR-1.