Saint-Gobain // Universal Registration Document 2021

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Financial and accounting information 2021 Consolidated Financial Statements

The consolidated financial statements reflect the accounting position of Compagnie de Saint-Gobain (the Company) and its subsidiaries (“the Group”), as well as the Group’s interests in associate companies and joint ventures. They are expressed in euros rounded to the nearest million. These consolidated financial statements were adopted on February 24, 2022 by the Board of Directors and will be

submitted to the Shareholders’ Meeting of June 2, 2022 for approval. Accounting principles and policies are highlighted in a distinct color.

NOTE 1

Accounting principles and policies

The accounting policies applied are consistent with those used to prepare the financial statements for the year ended December 31, 2020, except for the application of the new standards and interpretations described below. The consolidated financial statements have been prepared using the historical cost convention, except for certain assets and liabilities that have been measured using the fair value model as explained in these notes. 1.1 The consolidated financial statements have been prepared in accordance with the International Financial Reporting Standards (IFRS) and interpretations adopted for use in the European Union at December 31, 2021. These consolidated financial statements have also been prepared in accordance with the IFRS issued by the International Accounting Standards Board (IASB). Standards applied The following standards and amendments, effective since January 1, 2021, were applied where necessary to the consolidated financial statements for the year ended December 31, 2021: Amendments to IFRS 9, IAS 39 and IFRS 7, “Interest ■ Rate Benchmark Reform – Phase 2”; Amendments to IFRS 4, “Extension of the Temporary ■ Exemption from Applying IFRS 9”, applicable to insurers; Amendment to IFRS 16, “Covid-19-Related Rent ■ Concessions beyond June 30, 2021”. The main IFRIC decisions published in 2021 concern: IAS 19, “Attributing Benefit to Period of Service”, ■ introducing changes to the method of calculating benefit obligations for certain defined benefit schemes; IAS 38, “Configuration or Customization Costs in a ■ Cloud Computing Arrangement”; IFRS 9, “Hedging Variability in Cash Flows due to Real ■ Interest Rates”; IAS 2, “Costs Necessary to Sell Inventories”; ■ IFRS 16, “Non-refundable Value Added Tax on Lease ■ Payments”; IAS 32, “Accounting for Warrants that are Classified as ■ Financial Liabilities on Initial Recognition”. Standards, interpretations and amendments 1.1.1 to existing standards applicable for reporting periods beginning on or after January 1, 2021

These amendments have no material impact on the Group’s consolidated financial statements.

Standards, interpretations and amendments 1.1.2 to existing standards available for early adoption in reporting periods beginning on or after January 1, 2021 The new standards, interpretations and amendments to existing standards applicable to accounting periods starting on or after January 1, 2022 were not early adopted by the Group at December 31, 2021. These are: Amendment to IFRS 3, “Reference to the Conceptual ■ Framework”; Amendment to IAS 37, “Onerous Contracts – Cost of ■ Fulfilling a Contract”; Amendment to IAS 16, “Property, Plant and Equipment ■ – Proceeds before Intended Use”. The annual improvements to IFRSs – 2018-2020 Cycle that are available for early adoption concern the following standards: IFRS 9, “Fees in the ‘10 per cent’ Test for Derecognition ■ of Financial Liabilities”; IAS 41, “Fair Value Measurement of Biological Assets”; ■ IFRS 16, “Lease Incentives (Amendment to Illustrative ■ Examples)”; IFRS 1, “Subsidiary as a First-time Adopter”, concerning ■ the measurement of cumulative translation differences. Standards, interpretations and amendments 1.1.3 to existing standards published but not yet applicable The new standards, interpretations and amendments to existing standards that have been published but are not yet applicable concern: Amendment to IAS 1, “Classification of Liabilities as ■ Current or Non-current” (effective date deferred by one year, i.e . , to January 1, 2024) along with information on accounting policies; Amendment to IFRS 17, “Insurance Contracts”, including ■ amendments published in June 2020; Amendment to IAS 8, “Definition of Accounting ■ Estimates”. Where applicable to Saint-Gobain, these amendments are currently being analyzed by the Group.

SAINT-GOBAIN UNIVERSAL REGISTRATION DOCUMENT 2021 282

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