Possible Changes to the Corporate Governance Structure After Year End

No significant changes have taken place since the end of financial year 2009.

The tables mentioned in the document “Guide to writing the corporate governance report” issued in March 2004 by Assonime and Emittenti Titoli S.p.A. can be accessed in the below mentioned sections of this annual report.

Annex 1 – Structure of the board of directors and of the Committees of Snam Rete Gas S.p.A.

Annex 2 – Board of Statutory Auditors of Snam Rete Gas S.p.A.

Annex 3 – Other Guidelines of the Code of Conduct