Please see annexed enclosure

Date: September 28, 2026 Listing Compliance Department Listing Compliance Department BSE Limited National Stock Exchange of India Limited Phiroze Jeejeebhoy Towers Exchange Plaza, C-1 Block G, Dalal Street, Bandra - Kurla Complex, Bandra (East) Mumbai - 400 001 Mumbai - 400 051 SCRIP CODE: 544333 SYMBOL: SETL Dear Sir/Madam, Sub: Intimation of Trading Window Closure This is to inform you that pursuant to the provisions of SEBI (Prohibition of Insider Trading) Regulations, 2015, as amended, and in accordance with Company’s Code of Conduct for Prohibition of Insider Trading, the trading window for dealing in securities of the Company will be closed with effect from Thursday, October 01, 2026 till 48 hours after the declaration of the Unaudited (Standalone & Consolidated) Financial Results of the Company for the quarter and half year ended September 30, 2026. The date of the Board Meeting to consider and approve the unaudited (Standalone & Consolidated) Financial Results of the Company for the quarter and half year ended September 30, 2026, will be intimated in due course. This is for your information and records. Thanking you, Yours faithfully, For STANDARD ENGINEERING TECHNOLOGY LIMITED (Formerly known as Standard Glass Lining Technology Limited) Kallam Hima Priya Company Secretary & Compliance Officer Standard Engineering Technology Limited (Formerly known as Standard Glass Lining Technology Limited) Registered Office: D-12, Phase -I, IDA Jeedimetla, Hyderabad-500055 Corporate Office: 10th Floor, PNR High Nest, Hydernagar, KPHB Colony, Hyderabad-500085 Manufacturing Unit: Survey No. 42/A, Alinagar, Chetlapotharam Village, Gaddapotharam, SangaReddy-502319 CIN: L29220TG2012PLC082904 Email: corporate@standardengtech.com Website: www.standardengtech.com Tel: + 040 3518 2204