HSN code 29309021 is
a 8-digit Harmonized System of Nomenclature (HSN) code used in India for GST classification.
It covers: Phosphorothioic acid, s[2-(diethyl amino) ethyl] o,o-diethyl ester.
This code falls under Chapter 29
(Organic Chemicals) of the Indian GST tariff.
The applicable GST rate is 18%
(CGST 9% + SGST 9% for intra-state, or IGST 18% for inter-state transactions).
Who needs this code? Any GST-registered business supplying
goods classified under this
HSN code must quote it on their tax invoices.
Turnover above ₹5 crore requires 6-digit codes;
exporters must use 8-digit HSN codes.
Frequently Asked Questions
What is HSN code 29309021?
HSN 29309021 refers to: Phosphorothioic acid, s[2-(diethyl amino) ethyl] o,o-diethyl ester. It belongs to Chapter 29 (Organic Chemicals) of the GST tariff.
What is the GST rate for HSN code 29309021?
The GST rate for HSN code 29309021 is 18% — CGST 9% + SGST 9% for intra-state, or IGST 18% for inter-state supply.
Is HSN code 29309021 mandatory on invoices?
Yes. If your business supplies goods/services under this code, you must quote the HSN/SAC code on GST invoices. Businesses with turnover below ₹5 crore use 4-digit HSN; above ₹5 crore use 6-digit; exporters use 8-digit.
What chapter does HSN code 29309021 belong to?
HSN code 29309021 belongs to Chapter 29 of the GST tariff, which covers Organic Chemicals.