What is HSN Code 903210?
HSN code 903210 is the Harmonized System of Nomenclature classification for Thermostats : 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 90 — Optical, Photographic, Cinematographic, Measuring, Checking,…, which is part of Section XVIII: Optical, Medical & Precision Instruments. Every GST-registered business supplying thermostats : must quote HSN 903210 (or the digit-length required for its turnover) on tax invoices and in GSTR-1.