What is HSN Code 8440?
HSN code 8440 is the Harmonized System of Nomenclature classification for Book-Binding Machinery, Including Book-Sewing Machines 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 84 — Nuclear Reactors, Boilers, Machinery And Mechanical Appliances; Parts…, which is part of Section XVI: Machinery & Electrical Equipment. Every GST-registered business supplying book-binding machinery, including book-sewing machines must quote HSN 8440 (or the digit-length required for its turnover) on tax invoices and in GSTR-1.