Action(s) taken or orders passed

June 24, 2026 BSE Limited National Stock Exchange of India Ltd. Listing Department Listing Department P. J. Towers, Exchange Plaza, Plot No. C-1, Block G, Dalal Street, Fort Bandra Kurla Complex, Mumbai – 400 001 Bandra (E), Mumbai – 400 051 Scrip Code: 532371 Scrip Symbol: TTML Dear Sir / Madam, Subject: Disclosure under Regulation 30 of SEBI (Listing Obligations & Disclosure Requirements) Regulations, 2015 (“SEBI Listing Regulations”) - Update on material litigation. Dear Sir/ Ma’am, Pursuant to Regulation 30 read with Clause 20 of Para A of Part A of Schedule III of SEBI Listing Regulations, we hereby submit the details of the Order dated June 23, 2026, received from office of The Commissioner, CGST & Central Excise Commissionerate by the Company under Section 73 of Finance Act, 1994. The required details under SEBI Master Circular no. SEBI/HO/CFD/CFD-PoD-1/P/CIR/2023/123 dated January 30, 2026, are enclosed as Annexure - A. The Company does not agree with the Order and will take appropriate action(s) for the same. This is for your information and records. Thanking you, Yours faithfully, For Tata Teleservices (Maharashtra) Limited Shinu Mathai Chief Financial Officer PAN: AFJPM6603H Encl.: As stated above Annexure - A Sr. Particulars Information/Remarks 1 Name of the authority Commissioner, CGST & Central Excise Commissionerate, Belapur 2 Nature and details of the action(s) Order passed u/s 73 of the Finance Act, 1994 reducing taken, initiated or order(s) passed penalty from Rs. 36,14,39,671/- to Rs. 7,57,41,389/- alongwith tax & interest as applicable 3 Date of receipt of direction or order, Date : June 24, 2026 including any ad-interim or interim Time : 10:27 a.m. orders, or any other communication from the authority 4 Details of the violation(s)/ Alleged irregular or ineligible availment of Cenvat Credit contravention(s) committed or alleged during the financial years: 2009 - 10 to 2011 – 12. to be committed The Company does not agree with the Order and will take appropriate action(s) for the same. 5 Impact on financial, operation or other The maximum financial impact is to the extent of tax, activities of the listed entity, interest and penalty levied. quantifiable in monetary terms to the extent possible 6 Explanation for delay in Disclosure N. A.