ADP // 2021 Universal Registration Document

SOC I AL , ENV I RONMENTAL AND SOC I ETAL RESPONS I B I L I TY I NFORMAT I ON REPORT OF THE INDEPENDENT THIRD PARTY ON THE VERIFICATION OF THE CONSOLIDATED STATEMENT OF EXTRA-FINANCIAL PERFORMANCE

Nature and scope of procedures We have planned and carried out our work taking into account the risk of material misstatement of the Information. We believe that the procedures we have conducted, exercising our professional judgement, enable us to formulate a conclusion of limited assurance: ◆ we obtained an understanding of all the entities included in the scope of consolidation and the description of the main risks; ◆ we assessed the suitability of the Guidelines with respect to their relevance, completeness, reliability, neutrality and clarity, taking into account, where appropriate, best practices within the sector; ◆ we verified that the Statement covers each category of information stipulated in section III of article L. 225-102-1 of the French Commercial Code governing social and environmental affairs and in matters of respect for human rights and the fight against corruption and tax evasion; ◆ we have verified that the Statement presents the information provided for in section II of article R. 225-105 of the French Commercial Code when it is relevant with regard to the main risks and includes, where appropriate, an explanation of the reasons justifying the absence of the information required by paragraph 2 of section III of article L. 225-102-1 of the French Commercial Code; ◆ we verified that the Statement presents the business model and a description of all of the entities included in the scope of consolidation including, where relevant and proportionate, the risks associated with its business relationships, its products or services, as well as its policies, measures and the outcomes thereof, including key performance indicators associated with the principal risks; ◆ we referred to documentary sources and conducted interviews to: ◆ assess the process for selecting and validating the main risks as well as the consistency of the results, including the key performance indicators retained, with regard to the main risks and policies presented, and ◆ corroborate the qualitative information (actions and results) that we considered to be the most important presented in Appendix 1. For certain risks (greenhouse gas emissions, share of renewable energy in final consumption), our work was carried out at the level of the consolidating entity. For other risks, work was carried out at the level of the consolidating entity and in a selection of sites and entities listed below: Orly and Ankara airports for environmental information, Aéroports de Paris SA and Havas for social information; ◆ we verified that the Statement covers the scope of consolidation, i.e. all entities included in the scope of consolidation in accordance with article L. 233-16 of the French Commercial Code with the limits specified in the Statement;

As we are responsible for making an independent conclusion on the Information as prepared by management, we are not authorised to be involved in the preparation of such Information

as this could compromise our independence. It is not our responsibility to comment on:

◆ the entity’s compliance with other applicable legal and regulatory provisions (in particular in terms of information provided for by article 8 of Regulation (EU) 2020/852 (green taxonomy), the vigilance and anti-corruption plan and tax evasion); ◆ the fairness of the information required by article 8 of Regulation (EU) 2020/852 (green taxonomy); ◆ the compliance of products and services with applicable regulations. Regulatory provisions and applicable professional doctrine Our work described belowwas carried out in accordance with the provisions of articles A. 225-1 et seq. of the French Commercial Code, the professional doctrine of the Compagnie Nationale des Commissaires aux Comptes relating to this intervention in lieu of an audit programme and the international standard ISAE 3000 (revised) 1 . Independence and quality control Our independence is defined by the provisions of article L. 822-11 of the French Commercial Code and the French Code of Ethics for Statutory Auditors ( Code de déontologie ). In addition, we have set up a quality control system that includes documented policies and procedures to ensure compliance with applicable laws and regulations, ethical rules and the professional doctrine of the French National Association of Statutory Auditors relative to this intervention. Means and resources Our work mobilised the skills of four people and took place between October 2021 and February 2022 for a total duration of intervention of sixteen weeks. To assist us in conducting our work, we referred to our corporate social responsibility and sustainable development experts. We conducted a dozen interviews with the people responsible for preparing the Statement, representing the finance, human resources, health and safety, environment and public relations departments.

4

1 ISAE 3000 (revised) - Assurance engagements other than audits or reviews of historical financial information.

249

AÉROPORTS DE PAR I S / UN I VERSAL REG I STRAT I ON DOCUMENT 202 1