Action(s) taken or orders passed

19th September 2026 BSE Limited National Stock Exchange of India Limited 1st Floor, New Trading Ring Exchange Plaza, Rotunda Building, P J Tower Bandra Kurla Complex Dalal Street, Fort, Bandra East MUMBAI – 400 001 MUMBAI – 400 051 BSE Scrip Code -506690 NSE Symbol – UNICHEMLAB Sub: Disclosure under Regulation 30 of SEBI (Listing Obligation and Disclosure Requirements) Regulations, 2015. Dear Sir/Madam, This has reference to our earlier intimation dated 24th January 2025, we now wish to further inform that the Company has received Order-In-Appeal from Commissioner (Appeals Thane). Relevant details as required under Regulation 30 of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 are provided in Annexure A. The Company shall take all appropriate remedial steps including filing of an appeal within prescribed timelines. You are requested to kindly take the same on your records. Thanking you, Yours truly, For UNICHEM LABORATORIES LIMITED PRADEEP BHANDARI Head – Legal & Company Secretary Disclosure under Para (A) of Part (A) of Schedule III to the Regulation 30 SEBI (Listing Obligation and Disclosure Requirements) Regulations, 2015 Annexure A # Particulars Details 1 Name of the authority Commissioner (Appeals Thane) 2 Nature and details of the action(s) Appeal filed, in the case of cross charge of taken or orders(s) passed common services where penalty of Rs. 87,07,09,556/- under Sec 74(1) and Sec. 122(2)(b) of the CGST Act, 2017 & interest liability of Rs. 6,58,76,590/-, is disallowed. 3 Date of receipt of direction or order, 18th September 2026 after 2.00 p.m. including any ad-interim or interim orders, or any other communication from the authority 4 Details of the violation(s)/ a. Delayed the payment of tax liability for the contravention(s) committed or alleged supplies i.e. after the time of supply in to be committed contravention to Sec. 13 of the CGST Act, 2017 and rule 47 of the CGST Rules, 2017 resulting in non-payment of interest liability of Rs 6,58,76,590/-. b. Penalty of Rs 87,07,09,556/- under Sec 74(1) and Sec. 122(2)(b) of the CGST Act, 2017 and corresponding section of Maharashtra SGST Act, 2017. 5 Impact on the financial, operation or There will be no material impact on financial, other activities of the listed entity, operation or other activities of the Company. The quantifiable in monetary terms to the Company, based on legal advice, shall take extent possible. appropriate steps including filing of an appeal against the said Order within prescribed timelines.