About HSN Code 291813
HSN Code 291813 covers Salts and Esters of Tartaric Acid : 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. This code falls under the Chemicals & Materials sector (Paint, fertilizer, rubber, plastics, pharma).
How to Use HSN Code 291813 on GST Invoices
- Include the HSN code 291813 on every GST invoice for salts and esters of tartaric acid :
- 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
- 291811 — Lactic Acid, Its Salts and Esters :
- 29181110 — Lactic Acid
- 29181120 — Calcium Lactate
- 29181190 — Other
- 291812 — Tartaric Acid
Related Free Tools
- HSN/SAC Code Search — Search 22,000+ product and service codes
- GST Calculator — Calculate CGST, SGST, IGST split
- GSTIN Validator — Verify any GSTIN number
- GST Due Date Calendar — Never miss a filing deadline
- AI Bill Extractor — Extract invoice data with GL classification
1010 automatically suggests the correct HSN code when you create invoices, using AI to match your product descriptions to the CBIC master list of 22,000+ codes. Start your free trial →
Last verified: 2026-06-26 · Source: CBIC Master Tariff