Regulatory Disclosure

The review was initiated based on an application filed by OCCL Limited alleging absorption of anti-dumping duty imposed on imports of Insoluble Sulphur from China PR.

Final Findings Details

In its Final Findings dated September 18, 2026 (Case No. AD (AA)-02/2026, notified in e-Gazette on September 29, 2026), DGTR concluded that:

  • Existing anti-dumping duty has been absorbed by exporters from China PR
  • Duty has become ineffective to the extent of such absorption
  • Recommended modification of anti-dumping duty from USD 307 per MT to USD 485 per MT
  • Existing form of duty to be retained
  • Recommended modified duty be applied retrospectively from July 3, 2026 (date from which provisional assessment was made applicable)

Duty Table Recommended by DGTR

| S.No. | Tariff Item | Description | Country of Origin | Country of Export | Producer | Amount | Unit | Currency |

| 1 | 3812 39 30, 2802 00 10, 3824 99 00 | Insoluble Sulphur | China PR | Any country including China PR | Any | 485 | MT | USD |

| 2 | -do- | -do- | Any country other than China PR and Japan | China PR | Any | 485 | MT | USD |

Customs classification is indicative only and not binding on product scope

Implementation Status

The recommendation of DGTR is subject to consideration and notification by the Ministry of Finance, Government of India.

Company's Assessment

OCCL Limited believes the findings are expected to support fair competition in the domestic market and strengthen the effectiveness of trade remedial measures relating to Insoluble Sulphur.

At present, it is not possible to quantify the financial impact arising from the Final Findings.

Additional Information

The company will keep stock exchanges informed of any further material developments in this regard.

Background of the Case

The original anti-dumping investigation was initiated vide Notification No. 6/01/2024-DGTR dated March 27, 2024, concerning imports from China PR and Japan.

Final findings were issued on March 7, 2025 (F. No. 06/01/2024-DGTR) recommending anti-dumping duties for 5 years.

Ministry of Finance implemented duties vide Notification No. 13/2025-Customs (ADD) dated June 6, 2025.

Current Anti-Dumping Duties in Force

| S.No. | Country of Origin | Country of Export | Producer | Amount (USD/MT) |

| 1 | China PR | Any country including China PR | Any | 307 |

| 2 | Any country other than China PR and Japan | China PR | Any | 307 |

| 3 | Japan | Japan | Shikoku Chemicals Corporation | 259 |

| 4 | Japan | Any country including Japan | Any producer other than at S. No. 3 | 358 |

| 5 | Any country other than Japan and China PR | Japan | Any | 358 |

Investigation Period

Anti-absorption review investigation initiated vide Notification No. 7/03/2026-DGTR dated March 20, 2026.

Period of Investigation (Absorption Period): July 1, 2025 to December 31, 2025 (6 months)

Comparison made with original investigation period: January 1, 2023 to December 31, 2023

Key Findings from DGTR Investigation

  • Export prices from subject country declined significantly in both INR and USD terms during absorption period compared to original investigation period
  • Production costs increased significantly during absorption period
  • Domestic industry unable to increase selling prices commensurately with cost increases despite anti-dumping duty
  • Dumping margin and injury margin reassessed for absorption period significantly higher than those determined in original investigation
  • Dumping margin increased from 30-40% to 50-60%
  • Injury margin increased from 20-30% to 50-60%

Exchange Rate Used

1 US$ = Rs. 88.65 (average of exchange rates notified by CBIC under Section 14 of Customs Act, 1962)

Provisional Measures

Central Government vide Notification No. 13/2026-Customs (ADD) dated July 3, 2026 ordered provisional assessment of imports subject to furnishing guarantee for differential anti-dumping duty pending outcome of review.

Product Under Consideration

Insoluble Sulphur - a polymeric sulphur insoluble in carbon disulphide (CS2), used as vulcanization agent in rubber applications.

Classifiable under tariff items 2802 00 10 and 3812 39 30 of Customs Tariff Act, also imported under 3824 99 00.

No Material Disclosures Under Following Sections:

  • KMP / Board / Auditor Changes
  • Dividend Declaration or Non-Declaration
  • Board Meeting Outcomes
  • Financial Results
  • Auditor's Report
  • Disinvestment / Strategic Actions
  • Media Release / Investor Communication