About HSN Code 3810

HSN Code 3810 covers Pickling Preparations for Metal Surfaces, Fluxes and Other Auxiliary Preparations for Soldering, Brazing or Welding, Soldering, Brazing or Welding Powders and Pastes Consisting of Metal and Other Materials, Preparations of a Kind Used As Cores or Coatings for Welding Electrodes or Rods and attracts a GST rate of 18%. For intra-state supplies, this is split as 9% CGST + 9% SGST. For inter-state supplies, 18% IGST is charged.

How to Use HSN Code 3810 on GST Invoices

• Include the HSN code 3810 on every GST invoice for pickling preparations for metal surfaces, fluxes and other auxiliary preparations for soldering, brazing or welding, soldering, brazing or welding powders and pastes consisting of metal and other materials, preparations of a kind used as cores or coatings for welding electrodes or rods
• Businesses with turnover above ₹5 crore must use 6-digit HSN codes
• Turnover between ₹1.5–5 crore: 4-digit codes are sufficient
• The HSN code must match the product/service description on your invoice
• Incorrect HSN codes can lead to GST notices and ITC mismatches

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