HSN Code 29209041 -- – Trimethyl phosphite (GST Rate 5%)

HSN Code 29209041

Trimethyl phosphite

HSN29209041

Trimethyl phosphite

5%
IGST
Schedule I
CGST2.5%
SGST/UTGST2.5%
CessNil
Chapter: Chapter 29 -- Organic chemicals
Heading: 2920
Subheading: 292090
Source: Notification No. 9/2025 - Central Tax (Rate)
Effective from: 2025-09-22
Last verified: 2026-06-03

When does this rate apply?

Use this HSN Code on tax invoices when supplying Trimethyl phosphite. GST is charged at 5% (IGST for inter-state, or CGST 2.5% + SGST 2.5% for intra-state). If the supply is exported under LUT, the rate is zero with no IGST charged.

This page is reviewed by CA Tirumalesh. For high-value or unusual transactions, confirm with the latest CBIC notification or consult a chartered accountant before invoicing.

Create an invoice with this code → See all items at 5% →

Related codes from Organic chemicals

29209010
Esters of other inorganic acids of non-metals (excluding esters of hyd
5%
29209020
Esters of other inorganic acids of non-metals (excluding esters of hyd
5%
29209030
Esters of other inorganic acids of non-metals (excluding esters of hyd
5%
29209042
Triethyl phosphite
5%
29209043
Dimethyl phosphite
5%

Frequently asked questions

What is HSN Code 29209041?
HSN Code 29209041 is the official Harmonized System of Nomenclature code for Trimethyl phosphite, as per the CBIC GST rate schedule.
What is the GST rate for HSN Code 29209041?
HSN Code 29209041 attracts GST at 5% (IGST). For intra-state supplies, this is split as CGST 2.5% + SGST 2.5%. As per Notification No. 9/2025 - Central Tax (Rate).
Which chapter does HSN Code 29209041 belong to?
HSN Code 29209041 falls under Chapter 29 -- Organic chemicals of the GST tariff.
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