Certificate as required under Reg 74(5) of SEBI (DP) Regulations, 2018 for the quarter ended 30.09.2026 is attached herewith.

SOUTHHERN MMAGNESSIUM AND CHEEMICALLS LIMITTED Deccan CChambers,, 5th Floor, 6-3-666/B, Somajiguuda, Hyderaabad - 5000 082 Phones: 233311789, 233312341, Faxx: 040-233198871 E-Mail: ssouthernmaggnesium@gmmail.com CIN : L27109TG1985PLC0053303 Date: 133.10.2026 Place: HHyderabad BSE Limmited, Phiroze Jeejeebhoyy Towers, Dalal Sttreet, Mumbaai- 400 001 BSE Sccrip Code: 5513498 Sub: CCertificate under Reggulation 744(5) of thee SEBI (DDepositoriess and Parrticipants) Reegulations, 2018. Dear Sirr/Madam, Please ffind encloseed certificatte as requirred under RRegulation 774(5) of SEBI (Depositories and Participants) Reguulations, 2018, for thee quarter annd half yeaar ended 30th Septembber, 2026 receivedd from our RRegistrar annd Share Traansfer Agennt, Aarthi Coonsultants PPvt. Ltd. Kindly ttake the samme on recordd. For Souuthern Maggnesium annd Chemicaals Limited Pasupuulati Manishha Company Secretarry and Commpliance OOfficer M. No: A72576 Ref:ACPL/SOM/500014 Date: 01/10/2026 The Company Secretary SOUTHERN MAGNESIUM AND CHEMICALS LIMITED DECCAN CHAMBERS 5TH FLOOR, 6-3-666/B SOMAJIGUDA HYDERABAD 500082 Dear Sir/Madam, Sub: Certificate pursuant to Regulation 74(5) of SEBI (Depositories and Participants) Regulations, 2018 This has reference to the Regulation 74(5) of SEBI (Depositories and Participants) Regulations 2018, we hereby confirm that we have complied following actions within 15 days of receipt of certificate(s) of security from the depository participant for the purpose of dematerialization for the period from 01/07/2026 to 30/09/2026. The securities comprised in the certificate(s) Dematerialized, are listed on the stock exchange or exchanges where the earlier issued securities are listed. Mutilited and cancelled the certificate of security forwarded by the participants. Substituted the name of depository as the registered owner in the records. Thanking you, Yours faithfully, For AARTHI CONSULTANTS PVT LTD Jagan Mohan Gobburi Compliance Officer