HS code 2920 23 00: Trimethyl phosphite

HS code 2920 23 00 covers trimethyl phosphite in chapter 29 (organic chemicals). Total import duty is about 27.73% of the import value; DGFT import policy: Free.

Total import dutyabout 27.73%
Basic customs duty7.5%
IGST18%
Import policyFree
Export policyFree
Anti-dumpingNone found

Updated 2026-11-01 from official lists, including Budget 2026 and later customs notifications.

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Key facts

Tariff item (8-digit HS code)2920 23 00
DescriptionTrimethyl phosphite
Chapter29: Organic chemicals
Heading2920: Phosphite esters and their salts; their halo- genated, sulphonated, nitrated or nitrosated derivatives
Unitkg.
Basic customs duty (tariff rate)7.5%
Basic customs duty charged7.5%
Social welfare surcharge10% of BCD
IGST18%
Total import dutyabout 27.73% of the import value
DGFT import policyFree
DGFT export policyFree

Import duty (with Budget 2026 changes)

  • About ₹27,730 duty on every ₹1,00,000 of import value (CIF).

DGFT import and export policy

  • Import: Free.
  • Export: Free.

India's imports and exports

  • India exported 3,186 tonnes in 2025-26 (down 26% on 2024-25) under tariff item 29202300, “Trimethyl phosphite”.

Chemicals under HS code 2920 23 00

Trimethyl phosphite

Questions about HS code 2920 23 00

What is the import duty on HS code 2920 23 00 in India?

About 27.73% of the import value: basic customs duty 7.5%, social welfare surcharge 10% of BCD and IGST 18%. IGST can usually be claimed back as input tax credit.

Is the import of trimethyl phosphite free in India?

DGFT import policy for HS code 2920 23 00 is Free.

Can trimethyl phosphite be exported from India?

DGFT export policy for HS code 2920 23 00 is Free.

Which chemicals fall under HS code 2920 23 00?

Trimethyl phosphite.

Other lines under heading 2920

2920 11 00: Parathion (ISO) and parathion-methyl (ISO)2920 19 20: Thiophosphoric ester (phosphorothioates) and their2920 19 90: Thiophosphoric esters (phosphorothioates) and thei2920 21 00: Dimethyl phosphite2920 22 00: Diethyl phosphite2920 24 00: Triethyl phosphite2920 29 10: Dimethyl sulphate2920 29 20: Diethyl sulphate2920 29 30: Tris (2, 3 Dibromopropyl) phosphate2920 29 90: Phosphite esters and their salts; their halo- gena2920 30 00: Endosulfan (ISO)2920 90 00: Other

Sources: Customs Tariff of India (CBIC) · Notification 45/2025-Customs and Budget 2026 amendments · IGST rates, Notification 9/2025-Integrated Tax (Rate) · DGFT ITC(HS) import and export policy · CBIC Customs (ADD) notifications · Export Import Data Bank (DGCI&S). Guidance from official lists, not legal advice; confirm the classification with your customs broker.