What is HSN Code 9031?
HSN code 9031 is the Harmonized System of Nomenclature classification for Measuring Or Checking Instruments, Appliances And Machines, Not Specified Or Included… 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 90 — Optical, Photographic, Cinematographic, Measuring, Checking,…, which is part of Section XVIII: Optical, Medical & Precision Instruments. Every GST-registered business supplying measuring or checking instruments, appliances and machines, not specified or included… must quote HSN 9031 (or the digit-length required for its turnover) on tax invoices and in GSTR-1.