Directors’ responsibilit y on t he Report The Directors are responsible for the preparation of the Report in accordance with the “GSustainability Reporting Guidelines” , issued in 2013 by GRI – Global Report ing Init iative and with the “ Inclusivity” , “ Materiality” and “Responsiveness” principles included in “ AA1000 AccountAbility Principles Standard (2008)” issued by AccountAbility (Inst itute of Social and Ethical Accountability), that are detailed in the paragraph “Methodological Note” of the Report, as well as for that part of internal control that they consider necessary in order to allow the preparat ion of a Report that is free from material misstatements, even caused by frauds or unintent ional behaviors or events.