Press Release - MyState Limited selects TCS BaNCS TM to transform core banking operations

TCS/PR/SE/33/2026-27 October 14, 2026 National Stock Exchange of India Limited BSE Limited Exchange Plaza, C-1, Block G, P. J. Towers, Bandra Kurla Complex, Bandra (East) Dalal Street, Mumbai - 400051 Mumbai - 400001 Symbol - TCS Scrip Code No. - 532540 Dear Sirs, Sub: Press Release We are sending herewith copy of the Press Release titled “MyState Limited selects TCS BaNCSTM to transform core banking operations” which will be disseminated shortly. The Press release is self-explanatory. Thanking you, Yours faithfully, For Tata Consultancy Services Limited Yashaswin Sheth Company Secretary ACS 15388 Encl: as above 9th Floor Nirmal Building Nariman Point Mumbai 400 021 Tel 91 22 6778 9595 Fax 91 22 6630 3672 e-mail corporate.office@tcs.com website www.tcs.com Registered Office 9th Floor Nirmal Building Nariman Point Mumbai 400 021 Corporate Identity No. (CIN): L22210MH1995PLC084781 MyState Limited selects TCS BaNCSTM to transform core banking operations TCS will deploy its TCS BaNCS™ Global Banking Platform to support the consolidated brand following the merger of MyState Bank with Auswide Bank The implementation will help streamline operations, support further acquisitions, and enhance customer experience HOBART, AUSTRALIA | MUMBAI, INDIA, October 14, 2026: Tata Consultancy Services (TCS) (BSE: 532540, NSE: TCS), a global leader in IT services, consulting, and business solutions, has been selected by MyState Limited, one of Australia’s leading financial institutions, to deploy the TCS BaNCS™ Global Banking Platform. The platform will support MyState Bank’s core banking transformation and consolidation of its operations following its merger with Auswide Bank. The partnership will help MyState Limited consolidate multiple banking systems, business processes, data repositories, and customer servicing capabilities into a single operating model. The implementation of TCS BaNCS Global Banking Platform will support post-merger integration and deliver seamless digital banking customer experience. Brett Morgan, Chief Executive Officer and Managing Director, MyState Limited, said, “The decision to implement a modern, AI-enabled core banking platform is an important step in building a simpler, stronger and more scalable bank for our customers and our people. This platform will help us consolidate systems, reduce complexity, and create the foundation for faster innovation, better digital experiences, and continued growth. It also supports our ambition to use technology and data more effectively so we can deliver more personalized, responsive and reliable banking services for customers across Australia.” Venkateshwaran Srinivasan, Global Head, Financial Solutions, TCS, said, “We are pleased to partner with MyState Limited on this transformative journey to build a unified, future-ready banking platform. TCS BaNCS brings together capabilities across core banking, payments, customer engagement, relationship management, and digital operations. This modernisation will help MyState Bank improve customer experience, strengthen operational efficiency, realize merger synergies, and accelerate growth. The transformation will help build agility and scalability needed to support AI-powered operations and meet the evolving needs of its customers.” The transformation will leverage TCS BaNCS Global Banking Platform’s model-bank architecture, configurable product framework, workflow automation capabilities, API-led integration approach, and AI- based transformation tools. These capabilities will help simplify the bank’s technology landscape, improve operational efficiency, and accelerate product and service innovation. The scalable platform will also support the bank’s future growth and potential acquisitions. About Tata Consultancy Services Ltd (TCS) Tata Consultancy Services (BSE: 532540, NSE: TCS) is the technology partner of choice for industry-leading organizations worldwide. Since its inception in 1968, TCS has upheld the highest standards of innovation, engineering excellence, and customer service. Page 1 of 2 Confidential It has set an aspiration to become the world's largest AI-led technology services company and is enabling its clients to transform themselves across the full AI stack, from infrastructure to intelligence. Rooted in the heritage of the Tata Group, TCS is focused on creating long term value for its clients, its investors, its employees, and the community at large. With a highly skilled workforce spread across 56 countries and 194 service delivery centers across the world, the company has been recognized as a top employer in six continents. With the ability to rapidly apply and scale new technologies, the company has built long-term partnerships with its clients. Many of these relationships have endured into decades and navigated every technology cycle, from mainframes in the 1970s to artificial intelligence today. TCS sponsors 14 of the world’s most prestigious marathons and endurance events, including the TCS New York City Marathon, TCS London Marathon, Tata Mumbai Marathon, and TCS Sydney Marathon with a focus on promoting health, sustainability, and community empowerment. TCS generated consolidated revenues of over US $30 billion in the fiscal year ended March 31, 2026. For more information, visit www.tcs.com Follow TCS on LinkedIn | Instagram | YouTube | X TCS Media Contacts: Corporate Communications Email: corporate.communications@tcs.com & India Email: santosh.castelino@tcs.com | Phone: +91 22 67789098 Email: rhea.mistry@tcs.com Australia and New Zealand Email: francesca.newby@tcs.com | Phone: +61 414 902 440 Page 2 of 2 Confidential