MANAGEMENT SYSTEMS A complex internal rule system supervises the organisational system of corporate governance for the proper running of the Group’s activities, from the definition of the general guideline directives to the formal statement of the particular business aspects, according to the following criteria: · the Group guidelines are the Principles, Policies and Manage ment Regulations through which Acea SpA acts and exercises its role of direction, guidance, coordination and control with respect to the Companies of the Group and define the general guidelines to be followed; · procedures govern the way in which the operational phases of a process are implemented, identifying the roles and responsibilities in detail.