Disclosure of ESG Rating assigned voluntarily by SES ESG Research Private Limited.

USHA MARTIN Date: 23rd September 2026 The Manager The Secretary Societe de la Bourse de National Stock Exchange of India Ltd. BSE Limited Luxembourg Exchange Plaza, 5th Floor, Phiroze Jeejeebhoy Towers, 35A Bouleverd Joseph II Plot No. C/1, G Block, Dalal Street L-1840, Luxembourg Bandra Kurla Complex, Mumbai – 400 001 [Scrip Code: Bandra (E), Mumbai – 400 051 [Scrip Code: 517146] US9173002042] [Symbol: USHAMART] Dear Sir/Madam, Sub.: Disclosure under Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 (“Listing Regulations”) – ESG Rating Pursuant to Regulation 30 of the Listing Regulations, we would like to inform you that the Company has been voluntarily assigned with an ESG Rating of ‘67.9’ (upgraded from previous year rating of 66.8) by SES ESG Research Private Limited, a SEBI registered Category-II ESG Rating Provider, based on the information/data of the Company pertaining to financial year 2025-26 available in the public domain. Please note that the Company did not engage SES ESG Research Private Limited to provide its services related to such rating and the said rating was done voluntarily and independently. The above-mentioned rating was intimated to the Company by email on 23rd September 2026 at 17:56 IST. This disclosure is also being made available on the website of the Company i.e. www.ushamartin.com. Kindly take this on record. Thanking you, Yours faithfully, For Usha Martin Limited Manish Agarwal Company Secretary & Compliance Officer USHA MARTIN LIMITED CIN: L31400WB1986PLC091621 (rr) Regd. Office: 2A Shakespeare 0 (00 9133) 71006300 B contact@ushamartin.co.in 'v Sarani, Kolkata -700071, India .C:::::,. (00 91 33) 71006492 www.ushamartin.com