Anti-dumping investigation concerning imports of Calcined Gypsum Powder originating in or exported from Iran, Oman, Saud

F. No. 07/06/2026 -DGTR Government of India Department of Commerce Ministry of Commerce & Industry (Directorate General of Trade Remedies) 4th Floor, Jeevan Tara Building 5, Parliament Street, New Delhi – 110001

Date: 17.04.2026
To,
All interested parties

Subject: PUC/PCN methodology in the sunset review investigation of anti-dumping

duties imposed on imports of “Calcined Gypsum Powder” Originating in or exported from Iran, Oman, Saudi Arabia and UAE.

1. Attention of all interested parties is invited to the above-mentioned investigation initiated vide Notification No. 07/06/2026 -DGTR dated 18th March 2026. The non-confidential version of the application filed by the domestic industry was intimated to all interested parties vide Letter/Email dated 20th March 2026.

2. Whereby, the interested parties were granted an opportunity to present their comments on the scope of the product under consideration (PUC), and product control number (PCN) methodology, within a period of 15 days from the date of intimation, which ended on 4th April 2026.

3. The product under consideration (hereinafter referred to as “PUC”) was defined as under:

“The product under consideration as defined in the application is "Calcined Gypsum Powder or Gypsum plaster''. The subject goods are also known as Plaster of Paris, Gypsum Stucco and Stucco Powder".Gypsum Rock is chemically called Calcium Sulphate Dihydrate (CaSO4. 2 H2O), which when heated in controlled way it loses 1.5 water (H2O) from its crystal structure to become stucco or gypsum plaster which is chemically known as Calcium Sulphate Hemihydrate (CaSO4. 0.5 H2O).”

4. No PCN methodology was proposed in the initiation notification.

5. No comments in regard to the scope of PUC and PCN have been received from any interested party and therefore the authority adopts the same scope of product under consideration as notified in the initiation Notification No. 07/06/2026 -DGTR dated 18th
   March 2026 without any changes and no PCN methodology is adopted in this case.

6. Further, all interested parties are directed to file their questionnaire response based on the above product under consideration within 37 days from the date of intimation of E-mail dated 20th March 2026 i.e. by 26th April 2026.

7. This communication is limited to clarifying the scope of the product under consideration for which the present investigation is being conducted. This does not preclude interested

parties from providing relevant information and evidence to substantiate their requests for exclusion for any particular product. The Authority shall decide the scope of the product under consideration for any measures recommended, after considering relevant information and evidence furnished by all interested parties during the course of the investigation.

Sd./- (Brindha Boopathy) Deputy Secretary
Email: ds2-dgtr@gov.in