Certificate under SEBI (Depositories and Participants) Regulations, 2018

MASK INVESTMENTS LIMITED CIN: L65993GJ1992PLC036653 Date: October 07, 2026 National Stock Exchange Department, Corporate Relation Department Exchange Plaza, C-1, Block G, Bandra- Kurla Complex, Bandra (East), Mumbai-400051, Maharashtra Symbol: MASKINVEST ISIN: INE885F01015 Subject: Submission of Certificate under Regulation 74(5) of the Securities and Exchange Board of India (Depositories and Participants) Regulations, 2018 for the Quarter ended 30th September, 2026 Dear Sir/ Madam, In pursuant to Regulation 74(5) of the SEBI (Depositories and Participants) Regulations, 2018, we herewith enclosed copy of Certificate received from Adroit Corporate Services Private Limited, Registrar and Share Transfer Agent of the Company for the Quarter ended 30th September, 2026. You are requested to kindly take the same on your records. Thanking You. Yours Faithfully, For Mask Investments Limited, Narayan Sitaram Saboo Chairman & Director DIN: 00223324 Encl: As above Regd. Office: Office No. 908, 9th Floor, Rajhans Montessa, Dumas Road, Magdalla, Surat-395007 Gujarat Ph.: +91-0261-2463262, 2463263 Email: contact@maskinvestments.com, maskinvestmentltd@gmail.com Visit Us: www.maskinvestments.com adroit CORPORATE SERVICES PAT. LTD 03 October 2026 MASK INVESTMENTS LTD OFFICE NO. 908,9TH FLOOR, RAJHANS MONTESSA, DUMAS ROAD, MAGDALLA, SURAT, GUJARAT SURAT 395008 Subject: Confirmation Certificate in the matter of Regulation 74(5) of Securities and Exchange Board of India (Depositories and participants) Regulations, 2018. Dear Sir/Madam, In reference to the above captioned regulation,we hereby confirm that the securities received from the depository participants for dematerialisation during the quarter ended 30th September, 2026, were confirmed (accepted/rejected) to the depositories by us and that securities comprised in the said certificates have been listed on the stock exchanges where the earlier issued securities are listed. We hereby also confirm that the security certificates received for dematerialisation have been Mutilated and cancelled after due verification by the depository participant and the name of the depositories have been substituted in register of members as regist-— ered owner within 15 days. We request you to kindly take note of the above in your records. Thanking you, Yours faithfully, For Adroit Corporate Services Pvt. Ltd. Authorized Signatory. 19-20 Jaferbhoy Industrial Estate, Makwana Road, Marol Naka, Andheri (E), Mumbai, Maharashtra, 400 059. Tel: 022 - 4227 0400, 2859 4060. Fax: 2850 3748. Email: info@adroitcorporate.com CIN: U67190MH1994PTC079160