5004832026-09-155004832026-09-15in-capmkt:StageOfTheLitigationIsConcludedOrDisputeIsResolvedMember5004832026-09-15in-capmkt:DevelopmentInRelationToProceedingsMemberTATACOMMTata Communications Limited500483NOTLISTEDINE151A01013Pendency of any litigation(s) or dispute(s) (Sub-para 8-Para B)Regularly till the litigation is concluded or dispute is resolvedNewfalse2026-09-1510:00:002026-09-15Development in relation to proceedingsMaterial litigation involving Tata Communications (Canada) Ltd., a subsidiary of the Company, in relation to tax claims raised by the Canada Revenue Agency.2023-08-14Following audits, CRA had raised certain claims for taxes on income from TC Canada’s international telecommunications services and support services for Signaling business rendered by TC Canada. By way of update vide our letter dated June 28, 2025, the Company had informed that TC Canada and CRA had reached an agreement in principle to settle the issue pertaining to the determination of the taxable income of the Signaling business of TC Canada.Per the latest development, TC Canada and CRA have reached an agreement in principle on September 14, 2026 to settle the issue pertaining to international telecommunications services rendered by TC Canada. TC Canada and the CRA have reached an agreement to settle the aforesaid matters. The terms of settlement are currently under finalization and the Company will make necessary disclosures and provide appropriate updates upon execution of the settlement documents between the parties. Currently, the parties do not have a definitive timeline for completion of the aforementioned document.OthersSubsidiary Company