About HSN Code 31022100

HSN Code 31022100 covers Ammonium Sulphate and attracts a GST rate of 5%. For intra-state supplies, this is split as 2.5% CGST + 2.5% SGST. For inter-state supplies, 5% IGST is charged. This code falls under the Chemicals & Materials sector (Paint, fertilizer, rubber, plastics, pharma).

How to Use HSN Code 31022100 on GST Invoices

• Include the HSN code 31022100 on every GST invoice for ammonium sulphate
• 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

Related HSN Codes

• 31021000 — Mineral or Chemical Fertilisers, Nitrogenous Urea, Whether or not in Aqueous Solution
• 31021010 — Fertilizer Grade, Conforming to Standard Is 5405
• 31021090 — Other
• 31022910 — Ammonium Sulphonitrate
• 31022990 — Other

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Last verified: 2026-06-26 · Source: CBIC Master Tariff