HS code 2815 20 00: Potassium hydroxide (caustic potash)
HS code 2815 20 00 covers potassium hydroxide (caustic potash) in chapter 28 (inorganic chemicals). Total import duty is about 27.73% of the import value; DGFT import policy: Free.
Updated 2026-11-01 from official lists, including Budget 2026 and later customs notifications.
Key facts
| Tariff item (8-digit HS code) | 2815 20 00 |
|---|---|
| Description | Potassium hydroxide (caustic potash) |
| Chapter | 28: Inorganic chemicals |
| Heading | 2815 |
| Unit | kg. |
| Basic customs duty (tariff rate) | 7.5% |
| Basic customs duty charged | 7.5% |
| Social welfare surcharge | 10% of BCD |
| IGST | 18% |
| Total import duty | about 27.73% of the import value |
| DGFT import policy | Free |
| DGFT export policy | Free |
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 imported 27,106 tonnes in 2025-26 (up 2.8% on 2024-25) under tariff item 28152000, “Potassium hyproxide (caustic potash)”.
- India exported 4,232 tonnes in 2025-26 (up 99.2% on 2024-25) under tariff item 28152000, “Potassium hyproxide (caustic potash)”.
Chemicals under HS code 2815 20 00
Questions about HS code 2815 20 00
What is the import duty on HS code 2815 20 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 potassium hydroxide (caustic potash) free in India?
DGFT import policy for HS code 2815 20 00 is Free.
Can potassium hydroxide (caustic potash) be exported from India?
DGFT export policy for HS code 2815 20 00 is Free.
Which chemicals fall under HS code 2815 20 00?
Potassium Hydroxide.
Other lines under heading 2815
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.