Announcement under Regulation 30 of SEBI (Listng Obligations and Disclosure Requirement), Regulations, 2015.

D E C I P H E R Regd OFf: A-2, 2, Sth Floor, Cyber Towers, Hitech City, Madhapur, Hyderabad, Shaikpet, Telangana, India, 500081 ) LABS LIMITED Ph: (+91)40-48536100 Urk: www.decipherfabsin Ma: decipheriabsltd@gmail.com Formerly Combat Drugs Limited D.L No. TG/15/04/2016-14766/14767 CINNo.124230TG1986PLC006781 GST:36AACCE372L17B To, Date: 14.08.2026 BSE Limited P. J. Towers, Dalal Street, Mumbai — 400 001 Dear Sir/Madam, Sub: Intimation regarding retirement of the Statutory Auditor of the Company on expiry of tenure Unit: Decipher Labs Limited (Scrip Code: 524752) ‘We wish to inform you that the tenure of the existing Statutory Auditor of the Company, M/s. Ramanatham & Rao, Chartered Accountants (ICAI Firm Registration No. 002934S), will come to an end upon conclusion of the 40 Annual General Meeting ("AGM") of the Company, on completion of the maximum permissible tenure under Section 139(2) of the Companies Act, 2013. The 40" AGM of the Company, for the Financial Year 2025-26, is scheduled to be held on or before 30th September, 2026, and the retirement of the Statutory Auditor shall take effect from the conclusion of the said AGM. The change is on account of expiry/completion of the tenure of the existing Statutory Auditor in accordance with the provisions of the Companies Act, 2013, and is a routine and procedural rotation. The outgoing Auditor has not raised any concern or issue in relation to their cessation, and there is no reason for the change other than expiry of tenure. Details with respect to the aforesaid change in the Statutory Auditor of the Company, as required under Regulation 30 of the SEBI Listing Regulations read with clause 7 of Para A of Part A of Schedule III thereof and SEBI Master Circular No. SEBVHO/CFD/PoD-2/CIR/P/2026/1 dated 30th January, 2026, are annexed herewith as Annexure A. This is for your information and records, and we request you to take the same on record. Thanking you, Yours faithfully, For Decipher Labs Limited Dalavath Amarsingh ‘Whole-time Director DIN: 02206249 DECIPHER Regd.Off: A-2, G2, 5th Floor, Cyber Towers, Hitech City, Madhapur, Hyderabad, Shaikpet, Telangana, India, 500081 LABS LIMITED Ph: (+91)40-48536100 Url: www.decipheriabs.in Mail: decipherlabsltd@gmail.com Formerly Combat Drugs Limited D.L No. TG/15/04/2016-14766/14767 CINNo.124230TG1986PLC006781 GST:36AACCE372L17B Annexure — A [Details _under Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 read with clause 7 of Para A of Part A of Schedule III thereof, and SEBI Master Circular No. SEBI/HO/CFD/PoD-2/CIR/P/2026/1 dated 30th January, 2026] S. No Particulars Description Name of the Company Decipher Labs Limited Name of the Auditor M/s. Ramanatham & Rao, Chartered Accountants (ICAI Firm Registration No. 002934S) Reason for change viz. appointment, Retirement on completion/expiry of the resignation, removal, death or otherwise maximum permissible tenure of M/s. Ramanatham & Rao, Chartered Accountants under Section 139(2) of the Companies Act, 2013, upon conclusion of the 40th Annual General Meeting of the Company. This is a routine, procedural rotation and not on account of any resignation, removal, death or disagreement. Effective date of retirement / expiry of With effect from the conclusion of the 40th tenure Annual General Meeting of the Company for the Financial Year 2025-26, to be held on or before 30th September, 2026. Brief profile (in case of appointment) Not applicable, as this disclosure relates to retirement and not appointment. Resignation letter with detailed reasons Not applicable. The Statutory Auditor has not resigned; the cessation is solely on account of completion of the maximum permissible tenure under the Companies Act, 2013. Any other relevant information/ concerns None. The outgoing Auditor has not raised any raised by the Auditor concern or objection, and there is no reason for cessation other than expiry of tenure.