Appointment of statutory auditors pursuant to mandatory auditor rotation

November 4, 2026 BSE Limited Code: 532321 1st Floor, P J Towers, Dalal Street, Mumbai-400001 National Stock Exchange of India Limited Code: Zyduslife Exchange Plaza, 5th Floor, Plot No. C/1, G Block, Bandra-Kurla Complex, Bandra (East), Mumbai-400051 Sub.: Intimation under regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 (“the Listing Regulations”) Ref.: Appointment of statutory auditors pursuant to mandatory auditor rotation Dear Sir / Madam, Deloitte Haskins and Sells LLP (Firm Registration No. 117366W/W-100018) (“Deloitte”), the existing statutory auditors, will complete its second term of 5 (five) consecutive years at the conclusion of 32nd Annual General Meeting (“AGM”) for the financial year 2026-2027. Accordingly, Deloitte shall cease to hold office as the statutory auditors of the Company upon completion of its tenure, in accordance with the mandatory auditor rotation requirements prescribed under section 139(2) of the Companies Act, 2013. Based on the recommendation of the Audit Committee and subject to approval of the members of the Company, the Board of Directors at their meeting held on November 4, 2026, approved the appointment of M/s. Walker Chandiok & Co LLP, Chartered Accountants, (Firm Registration No. 001076N/N500013) (a member firm of Grant Thronton International) as the statutory auditors of the Company for the first term of 5 (five) years commencing from the conclusion of 32nd AGM for the financial year 2026-2027 and continuing until the conclusion of 37th AGM for the financial year 2031-2032. The resolution relating to appointment of M/s. Walker Chandiok & Co LLP, Chartered Accountants, as the statutory auditors of the Company will be proposed to the members of the Company for approval at the 32nd AGM for financial year 2026-2027. Prescribed information as per the SEBI Master Circular dated January 30, 2026, are provided in Annexure-“A”. Please bring the aforesaid news to the notice of the members of the exchange and the investors’ at large. The Board meeting commenced at 10:50 a.m. and concluded at 12:10 p.m. Thanking you, Yours faithfully, For, Zydus Lifesciences Limited Dhaval N. Soni Company Secretary and Compliance Officer Membership No. FCS7063 Encl.: As above Annexure-“A” Name M/s. Walker Chandiok & Co LLP, Chartered Accountants, (Firm Registration No. 001076N/N500013) (a member firm of Grant Thronton International) Reason for change viz. Appointment of M/s. Walker Chandiok & Co LLP, Chartered appointment Accountants, as the statutory auditors of the Company consequent upon completion of the second consecutive term of 5 (five) years of Deloitte Haskins & Sells LLP, the existing statutory Auditors, at the conclusion of the 32nd AGM of the Company for the financial year 2026-2027, in accordance with section 139(2) of the Companies Act, 2013. Effective date of The appointment is from the conclusion of the 32nd AGM of appointment the Company for the financial year 2026-2027, subject to the approval of the members. Term of appointment First term of 5 (five) consecutive years, commencing from the conclusion of the 32nd AGM of the Company for the financial year 2026-2027 and continuing until the conclusion of the 37th AGM of the Company for the financial year 2031-2032, subject to the approval of the members. Brief profile (in case of M/s Walker Chandiok & Co LLP (Firm Registration no. appointment) 001076N/N500013) is a firm of Chartered Accountants registered with the Institute of Chartered Accountants of India (ICAI) and is part of the Grant Thornton International network. The firm is over 90 years old and was established in the year 1935 with its registered office situated at New Delhi and having Nineteen other offices across major cities in India. It has ninety-nine partners. It has a valid peer review certificate. The firm is one of the India’s leading audit firms providing audit and assurance services to several large companies including some of the top one hundred listed entities in India. The firm has significant experience in providing audit services to-leading pharmaceuticals and healthcare sectors and is supported by multidisciplinary teams comprising of audit, tax, technology and industry specialists. Disclosure of relationship Not applicable between directors