What is HSN Code 840510?
HSN code 840510 is the Harmonized System of Nomenclature classification for Producer Gas Or Water Gas Generators, With Or Without Their Purifiers, Acetylene Gas… under India's Goods and Services Tax (GST). It is a 6-digit code sitting at the sub-heading (6-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 producer gas or water gas generators, with or without their purifiers, acetylene gas… must quote HSN 840510 (or the digit-length required for its turnover) on tax invoices and in GSTR-1.