Annual Report 2025 – ÖBB-Infrastruktur AG

ÖBB-Infrastruktur Aktiengesellschaft Consolidated Management Report | Consolidated Financial Statements 164 Notes to the consolidated financial statements as of 31.12.2025 A. BASIC PRINCIPLES AND ACCOUNTING METHODS ÖBB-Infrastruktur Aktiengesellschaft (hereinafter ÖBB-Infrastruktur AG), with its registered office in Austria, 1020 Vienna, Praterstern 3, FN 71396 w, is a registered joint stock corporation as defined in the Austrian Stock Corporation Act, the shares of which are held by Österreichische Bundesbahnen Holding Aktiengesellschaft (hereinafter ÖBB-Holding AG). The shares of ÖBB-Holding AG are 100% reserved for the Austrian Federal Government. ÖBB-Infrastruktur AG and its subsidiaries form the ÖBB-Infrastruktur AG Group (hereinafter ÖBB-Infrastruktur Group). The share capital is unchanged from the previous year and is divided into 100,000 no-par value shares. The shares are registered shares and are issued in the name of ÖBB-HoldingAG. The shares are not publicly traded. The subgroup has a group relationship with ÖBB-HoldingAG and is fully consolidated in it. The consolidated financial statements of ÖBB- Holding AG are filed in the Commercial Register under FN 247642 f at the Vienna Commercial Court. The task of ÖBB-Infrastruktur AG is in particular that of a railway infrastructure company, which plans, builds, maintains (maintenance, inspection, fault clearance, repair, and reinvestment), provides, and runs safe railway infrastructure (including high-speed lines) that meets people’s needs. Shunting services may also be rendered. The core activities of the ÖBB-Infrastruktur Group also include energy purchasing, energy supply and electric power portfolio management, as well as the leasing and development of real estate. Pursuant to Section 51 of the Austrian Federal Railways Act as amended, ÖBB-Infrastruktur AG is not required to hold a concession under the Railways Act (Eisenbahngesetz) 1957 for the construction or operation of main and branch lines. It is granted the rights and obligations of a railway company for the planning and construction of new rail infrastructure projects. The financing of the investments for the expansion of the rail infrastructure, as well as the operation and maintenance, are ensured through self-generated cash flows, through borrowings, as well as guarantees and financing from the Federal Government on the basis of multi-year framework plans or grant agreements. The management, development and utilisation of the ÖBB Group’s real estate is the responsibility of ÖBB-Immobilienmanagement GmbH, a subsidiary of ÖBB- Infrastruktur AG. The construction of the Brenner Base Tunnel, all the structures required for the construction work and subsequent operation, and the provision of the facilities to network access rights holders during the operational phase is the responsibility of Galleria di Base del Brennero – Brenner Basistunnel BBT SE, a joint venture of the ÖBB-Infrastruktur Group. 1. Accounting principles In accordance with Section 244 of the Austrian Commercial Code (UGB), ÖBB-Infrastruktur AG is required to prepare consolidated financial statements. The consolidated financial statements as of 31.12.2025 were prepared in accordance with Section245a (1) Austrian Commercial Code (UGB) in conjunction with the “IFRS Regulation” in accordance with the International Financial Reporting Standards (“IFRS,” “IAS”) adopted by the International Accounting Standards Board (“IASB”) and the interpretations of the International Financial Reporting Interpretation Committee (“IFRIC,” “SIC”), which were in force and endorsed by the European Union as of 31.12.2025, as well as the additional requirements of Section245a Austrian Commercial Code (UGB). By way of these consolidated financial statements according to IFRS, ÖBB- Infrastruktur AG is preparing exempting consolidated financial statements in accordance with internationally recognised accounting principles in accordance with Section245a Austrian Commercial Code (UGB). The consolidated financial statements are prepared in euros (EUR). The amounts stated in these Notes are shown in millions of euros (EUR millions) or thousands of euros (EUR thousands), unless another currency unit is indicated. Rounding differences may occur because the internal calculation accuracy also takes into account the figures not shown in the rounded presentation. In the interest of readability, an explicitly gender-specific notation has been partially omitted.