Intimation of Closure of Trading Window with effect from 1st October, 2026

Dhst pEco-micaLd. Admin office : 306, 3rd floor, Iscon Mall, Above Star Bazar, Jodhpur Cross Road, Ahmedabad-380015 . (India) Mkt. Office : 303, 3rd floor, Pinnacle Business Park, Prahladnagarto Corporate Road, Makarba, Ahmedabad-380015 Phone: +91-79-4801 0641 / +91-7948925585 Email:decomica_accounts@heritagesurfaces.com Date: 28™ September, 2026 Department of Corporate Services, BSE Limited, Floor No. 25, P.J. Towers, Dalal Street, Mumbai- 400 001 Scrip Code: 531227 Dear Sir/Madam, Subject: Intimation of Closure of Trading Window with effect from 1% October, 2026 This is to inform you that pursuant to the provisions of SEBI (Prohibition of Insider Trading) Regulations, 2015, we wish to inform you that the Trading Window for dealing in securities of the Company will remain closed for all the designated persons and their immediate relatives with effect from Thursday, 1% October, 2026 till 48 hours after the Declaration of the Unaudited Financial Results of the Company for the quarter and year ended on 30" September, 2026. Accordingly, all the designated persons of the Company and their immediate relatives are advised not to trade in the Securities of the Company during the aforesaid period of Closure of Trading Window. Kindly take the note of the above Thanking You. For Deco Mica Limited Vijaykumar Agarwal Managing Director and CEO DIN: 01869337 Factory: Plot No.1195, Chhatral Mehsana Highway, Rajpur-382715, Taluka-Kadi (N.G) Phone: 02764-278501, 278334 CIN: L20299GJ1988PLC010807