Dimethyl methylphosphonate (CAS 756-79-6): import duty, licences and trade rules in India

For trade in India: OK to trade, but watch: exporting from India; safety. Import duty is about 27.73% (tariff item 2931 41 00). DGFT policy: import Free, export Free. SCOMET export-control entry: 1B003.

OK to trade, but watch: exporting from India; safety.

Checked 2026-10-31 against official Indian and international lists. Sources are given under each answer.

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Key facts

CAS number	756-79-6
Formula	C3H9O3P
Also called	DMMP, Fyrol DMMP, Pyrol dmmp, Dimethyl methanephosphonate
Tariff item (HS)	2931 41 00
Total import duty	about 27.73%
Anti-dumping duty (most producers)	None found
DGFT import policy	Free
DGFT export policy	Free
SCOMET (export control)	1B003
NDPS / precursor	Not listed

Every answer, with its source

Rules in IndiaOK

No special Indian ban or licence found

Not on the Indian banned-pesticide, drug-precursor, narcotic, psychotropic or new-drug lists we check.
Normal factory, storage and GST rules still apply.
Import policy (DGFT ITC(HS)) for tariff item 2931 41 00: Free, so no import licence is needed under trade policy.

Source: CIB&RC pesticide lists · CDSCO new drug approvals · NDPS RCS Order 2013 · DGFT ITC(HS) 2022, Schedule 1 Import Policy

Exporting from IndiaCHECK

Export allowed with a licence or permission

Export needs a DGFT export-control licence (SCOMET).
List entry 1B003: Export only to States party to the Chemical Weapons Convention, against a DGFT export authorisation; report each consignment within 30 days (CWC Schedule 2).
Export policy (DGFT ITC(HS)) for tariff item 2931 41 00: Free.

Source: DGFT SCOMET list · NDPS RCS Order 2013 · DGFT ITC(HS) 2022, Schedule 2 Export Policy

Global treaties & export marketsOK

No treaty or export-market restriction found

Not listed by the Stockholm Convention (persistent pollutants), the Rotterdam Convention (prior consent before export) or the Montreal Protocol (ozone layer).
Registered under EU REACH, so EU importers can buy it under an existing registration.
Active on the US TSCA Inventory, so it can be imported into the US without a new-chemical notice.
Listed on the Australian Inventory of Industrial Chemicals (AICIS), so it can be introduced into Australia as an existing industrial chemical.

Source: Stockholm Convention, all listed POPs · Rotterdam Convention Annex III · Montreal Protocol annexes (ozone layer, Kigali HFCs) · US EPA TSCA Inventory · ECHA REACH lists, as published in PubChem

Import dutyOK

About 27.73% of the import value

About ₹27,730 duty on every ₹1,00,000 of import value (CIF).
Made up of basic customs duty 7.5%, social welfare surcharge 0.75% and IGST 18%. IGST can usually be claimed back as input tax credit.
Tariff item 2931 41 00: Dimethyl methylphosphonate.

Source: Customs Tariff of India, CBIC · Notification 45/2025-Customs · Notification 9/2025-Integrated Tax (Rate)

SafetySTOP

Very hazardous: strict controls needed

Catches fire easily
Burns skin and eyes, eats into metal
Irritates skin, eyes or breathing
Can cause long-term health damage
Flammable liquid and vapor
Causes serious eye damage
Causes serious eye irritation
Harmful if inhaled
May cause genetic defects
Always read the supplier’s safety data sheet (SDS) before handling.

Source: PubChem GHS classification

Storage, transport & PESOOK

Flammable liquid: store away from heat and sparks

Flash point about 43.3 °C (CAMEO Chemicals).
It is not a hydrocarbon, so the Petroleum Rules do not class it; storage still follows the state fire service’s rules and the factory licence.
Ships as UN 1993 (Flammable Liquid): dangerous-goods rules apply by road, sea (IMDG) and air (IATA), with labels, packaging and a transport document.

Source: UN numbers (CAMEO Chemicals, via PubChem) · PubChem flash point annotations

Price and suppliersNO DATA

Not on RasayanXchange yet

Post a requirement and we will find suppliers for you.

Source: RasayanXchange market data

Questions about Dimethyl methylphosphonate

What is the import duty on Dimethyl methylphosphonate in India?

The total import duty on Dimethyl methylphosphonate is about 27.73% of the import value under tariff item 2931 41 00, including basic customs duty, the social welfare surcharge and IGST. Check the latest notifications before you import.

Is there anti-dumping duty on Dimethyl methylphosphonate?

No anti-dumping duty on Dimethyl methylphosphonate was found in the Customs (ADD) notifications in force.

What is the HS code (tariff item) of Dimethyl methylphosphonate in India?

Dimethyl methylphosphonate falls under tariff item 2931 41 00 of the Customs Tariff of India.

Is Dimethyl methylphosphonate restricted or licensed in India?

No special Indian ban or licence found. Not on the Indian banned-pesticide, drug-precursor, narcotic, psychotropic or new-drug lists we check. Normal factory, storage and GST rules still apply.

Can Dimethyl methylphosphonate be imported freely into India?

Under DGFT's ITC(HS) import policy, Dimethyl methylphosphonate is Free.

Does exporting Dimethyl methylphosphonate from India need a licence?

Export allowed with a licence or permission. Export needs a DGFT export-control licence (SCOMET).

Is Dimethyl methylphosphonate hazardous?

Very hazardous: strict controls needed. Catches fire easily. Burns skin and eyes, eats into metal. Irritates skin, eyes or breathing.

Is Dimethyl methylphosphonate regulated under global treaties or in the EU and US?

No treaty or export-market restriction found. Not listed by the Stockholm Convention (persistent pollutants), the Rotterdam Convention (prior consent before export) or the Montreal Protocol (ozone layer). Registered under EU REACH, so EU importers can buy it under an existing registration.

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Guidance from official lists, not legal advice. Rules change; confirm with DGFT, customs or the regulator before you trade.