ASML HOLDING NV 20-F

Accounting Policies

General information / summary of general accounting policies ASML is a leading supplier to the semiconductor industry. We provide chipmakers with hardware, software and services to mass produce the patterns of integrated circuits (microchips). Together with our partners, we drive the advancement of more affordable, more powerful and more energy-efficient microchips. We enable groundbreaking technology to solve some of humanity’s toughest challenges in healthcare, energy use and conservation, mobility and agriculture. Headquartered in Europe’s top tech hub, the Brainport Eindhoven region in the Netherlands, we are a global team of more than 44,000 employees (FTEs) . Our principal operations are in EMEA, North America and Asia. Our shares are listed for trading in the form of registered shares on Euronext Amsterdam and Nasdaq. The principal trading market of our ordinary shares is Euronext Amsterdam. Basis of preparation The accompanying Consolidated financial statements are stated in millions of euros unless indicated otherwise. The accompanying Consolidated financial statements have been prepared in conformity with US GAAP . Use of estimates The preparation of our Consolidated financial statements in conformity with US GAAP requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities and the disclosure of contingent assets and liabilities on the balance sheet dates , and the reported amounts of net sales and costs for the reported periods. The inputs into our estimates and assumptions consider economic implications including supply chain constraints, inflation and uncertainty in the macroeconomic environment. ASML will continue to monitor the impacts of economic implications and incorporate them into accounting estimates. We evaluate our estimates on a regular basis and we base our estimates on historical experience and on various other assumptions that we believe to be reasonable under the circumstances. Actual results may differ from these estimates if the assumptions prove incorrect. To the extent there are material differences between actual results and these estimates, our future results could be materially and adversely affected. We believe that the accounting policies described below require us to make judgments and estimates in the preparation of our Consolidated financial statements. We believe tha