Amalgamation/Merger

August 5, 2026 Listing Department Listing Department National Stock Exchange of India Ltd. BSE Limited Exchange Plaza, 5th floor P J Towers Plot No. C/1, G Block Dalal Street Bandra-Kurla Complex Mumbai 400 001 Bandra (East) Mumbai 400 051 Dear Sir/Madam, Subject: Intimation under Regulation 30 of the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015 (“SEBI Listing Regulations”) This is further to our disclosure dated July 21, 2026, regarding the amalgamation of Crisil Canada Inc. and Crisil PriceMetrix Inc., both wholly owned step-down subsidiaries of the Company. We wish to inform you that all formalities relating to the aforesaid amalgamation have been completed. Accordingly, Crisil Canada Inc. and Crisil PriceMetrix Inc. have been amalgamated into a single entity, viz. Crisil PriceMetrix Inc., effective August 1, 2026. The Company has received a copy of the Certificate of Amalgamation today, i.e on August 5, 2026. Kindly take the above information on record. Yours sincerely, For Crisil Limited Minal Bhosale Company Secretary & Head - Legal ACS12999 Encl.: a/a