General Updates

Central Depository Services (India) Limited CDSL/CS/NSE/AB/2026/105 July 20, 2026 The Manager, Listing Compliance Department, National Stock Exchange of India Ltd., Exchange Plaza, Bandra Kurla Complex, Bandra (East), Mumbai – 400051. Symbol: CDSL ISIN: INE736A01011 Subject: Disclosure under Regulation 30 of Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015 (“SEBI Listing Regulations”). Dear Sir/Madam, Pursuant to the provisions of Regulation 30 read with sub para (20) Para A Part A of Schedule III of the SEBI Listing Regulations, we hereby inform that SEBI vide its letter dated July 20, 2026, concerning the malware incident that occurred on November 18, 2022, has imposed a penalty on Central Depository Services (India) Limited (CDSL/the Company) amounting to ₹ 1,00,00,000/- (Rupees One Crore only) pursuant to the provisions of Section 15HB of the SEBI Act, 1992 and Section 19G of the Depositories Act, 1996. The details pertaining to the above as required under sub para (20) Para A Part A of Schedule III of the SEBI Listing Regulations read with SEBI Circular No. SEBI/HO/CFD/CFD-PoD-1/P/CIR/2023/123 dated July 13, 2023 and other relevant circulars are mentioned in Annexure A enclosed herewith. The above information is also available on the Company's website www.cdslindia.com in terms of Regulation 46 of SEBI Listing Regulations. This is for your information and record. Thanking You, Yours faithfully, For Central Depository Services (India) Limited Nilay Shah Company Secretary & Compliance Officer ACS No.: A20586 Regd. Office: Marathon Futurex, A Wing, 25th Floor, Mafatlal Mills Compound, N M Joshi Marg, Lower Parel (E), Mumbai - 400 013. Phone: 91-22-2302 3333 • Fax: 91-22-2300 2036 • CIN: L67120MH1997PLC112443 Website: www.cdslindia.com Classification - Public Central Depository Services (India) Limited Annexure A Disclosures under Regulation 30 of SEBI (Listing Obligations and Disclosures Requirements) Regulations, 2015 read with SEBI Circular No. SEBI/HO/CFD/CFD- PoD-1/P/CIR/2023/123 dated July 13, 2023 and other relevant circulars: Particulars Details 1. Name of the Authority Securities and Exchange Board of India (SEBI) Pursuant to the provisions of Section 15HB of the SEBI Act, 1992 and Section 19G of the Nature and details of the Depositories Act, 1996, a penalty of ₹ 2. action(s) taken, initiated or 1,00,00,000/- (Rupees One Crore only) has order(s) passed been imposed in connection with the malware incident that occurred on November 18, 2022. Date of receipt of direction or order, including any ad- 3. interim or interim orders, or July 20, 2026 any other communication from the authority Details of the The order contains observations with respect violation(s)/contravention(s) to certain cyber security and operational committed or alleged to be 4. resilience related matters under the committed applicable regulatory framework. Impact on financial, operation There is no material impact on financials, or other activities of the listed operation or other activities of the Company, 5. entity, quantifiable in except the payment of the proposed penalty monetary terms to the extent amount. possible Regd. Office: Marathon Futurex, A Wing, 25th Floor, Mafatlal Mills Compound, N M Joshi Marg, Lower Parel (E), Mumbai - 400 013. Phone: 91-22-2302 3333 • Fax: 91-22-2300 2036 • CIN: L67120MH1997PLC112443 Website: www.cdslindia.com Classification - Public