Management statement on the consolidated financial statements

1. The undersigned Marco Alverà and Luca Oglialoro, in their capacity as Chief
   Executive Officer and Manager responsible for preparing the company’s
   financial reports for Snam S.p.A., respectively, attest, also taking into account
   the provisions of Article 154-bis, paragraphs 3 and 4, of Legislative Decree
   no. 58 of 24 February 1998:
   ■ the adequacy, considering the Company’s characteristics, and
   ■ the effective implementation of the administrative and accounting
   procedures for the preparation of the consolidated financial statements
   during the course of 2020.
2. The administrative and accounting procedures for the preparation of the
   consolidated financial statements at 31 December 2020 were defined and
   their adequacy was assessed using the rules and methods in line with the
   Internal Control – Integrated Framework model issued by the Committee of
   Sponsoring Organisations of the Treadway Commission, which represents a
   benchmark framework for the internal control system generally accepted at
   international level.
3. It is also certified that:
   3.1 The consolidated financial statements at 31 December 2020:
   

   a) were prepared in accordance with the applicable international
   accounting standards recognised in the European Community
   pursuant to Regulation (EC) no. 1606/2002 of the European
   Parliament and of the Council of 19 July 2002;
   b) are consistent with the accounting records and ledgers;
   c) are able to provide a true and fair view of the financial position, results
   of operations and cash flows of the issuer and of the companies
   included in the scope of consolidation.

   3.2 The Directors’ Report includes a reliable analysis of the operating
   performance and results, as well as the position of the issuer and of all
   the companies included in the scope of consolidation, together with
   a description of the principal risks and uncertainties to which they are
   exposed.

17 March 2021