Imperial Service for Internal Security and Defence (Istalia)

The Imperial Service for External Security and Defence (Istalian: Servizio Imperiale Sicurezza e Difesa Interna), commonly known as SISDI, is the domestic intelligence agency of the Istalian Empire and is part of the Intelligence and Security Services of the Istalian Republic, the istalian intelligence community. It is the agency supersiding of the AISIRsince the imperial reform of 4571. It is supervised by the DESIS, an agency part of the Imperial Community of Information and Security Services.

Role
The role of the SISDI, as said, is that of domestic intelligence agency, its tasks in fact are aimed at defending national security and the democratic institutions from any threat. It has the task of information, security and, in part, counterintelligence within the national territory. The agency can not perform operations abroad; these are permitted, with the obligation to involve the relevant information and external security agency (SISDE), only in close connection with their activity; in this case it is expected the coordinated intervention by the General Director of the DESIS, with the aim of avoiding functional and territorial overlap with the SISDE and the Inter-Force Military Intelligence Department.

Organization
The SISDI has a Director nominated by the Prime Minister on suggestion of the General Director of the Imperial Community of Information and Security Services and officially appointed by the National Assembly's Committee for Intelligence and National Security which appoints two deputy director on suggestion of the Director. The other positions within the Agency are appointed by the Director of SISDE. The director has a maximum term of 4 years and is renewable for one time only.

Structure

 * Office of the Director of the SISDI
 * Directorate for Public Security
 * Public Safety Division
 * Directorate for Imperial Security
 * Political Directorate
 * Intelligence Directorate
 * Special Operation
 * Department for Data Collection and Analysis