1. Law n. 801, of 24 October 1977, «Establishment and regulations of the intelligence and security services, and discipline of State secret».

2. Criminal Code, Volume II, Title I, «Crimes against the State», and in particular, the following articles: 256 (procurement of information regarding State security); 257 (Political and Military Espionage); 258 (Espionage relating information which it is forbidden to disclose); 259 (Collusion); 260 (Clandestine access to military sites and illegal possession of means of espionage); 261 (Disclosure of State secrets); 262 (Disclosure of information which it is forbidden to make public); 263 (Use of State secrets); 270(Subversive associations); 270bis (Associations leading to terrorism, also international, or to the subversion of the democratic order); 270ter (Assistance to members).

3. Code of Criminal Proceedings: articles 114 (Prohibition of publication of documents and images); 201 (Departmental secrets); 202 (State secrets); 203 (Informants to the judicial police and the security services);204 (Exclusion of secrets); 256 (Duty to testify and secrecy);351 (Other summary information);362 (Admission of information);391quater (Request for documentation from public administration);391septies (Access to areas which are private or not open to the public);472 (Cases which involve procedures behind closed doors);473 (Order to proceed behind closed doors).

4. L.D. n.271, of 28 July 1989, «Regulations for the application and coordination of the code of criminal proceedings, and transitional rules»: art.66 (Procedures for the exclusion of secrecy); art.129 (Information on criminal prosecution).

5. R.D. n.1161, of 11 July 1941, «Regulations relating to military secrecy».

6. P.D. n.480, of 22 June 1982, «Regulations concerning the works, provisions and services to be carried out by the Executive Committee for the intelligence and security services».

7. Law n. 400, of 23 August 1988, «Discipline of Government activities and statute of the Prime Minister’s Office»; art.5 (The powers attributed to the Prime Minister).

8. Law n. 241, of 7 August 1990, «New regulations on the subject of administrative proceedings and the right of access to administrative documents».

9. L.D. n. 345, of 29 October 1991, «Emergency provisions to coordinate intelligence and investigative activities against organized crime», turned into law, with modifications, under article 1, Law n.410, 30 December 1991.

10. P.D. n. 352, of 27 June 1992, «Regulation to discipline the exercise of and the exclusion from the right of access to administrative documents, in accordance with art.24, paragraph 2, of law n.241, of 7 August 1990, bearing new regulations on the subject of administrative proceedings and the right of access to administrative documents».

11. P. D. n. 680, of 11 November 1994, «Regulation for the harmonization of the rules on the subject of automated information systems for Public Administration, and the need to manage those systems concerning State security».

12. P. D. n. 757, of 20 December 1994, «Regulation bearing rules for the definition of the organization and the functions of the Inter-ministerial Committee for intelligence and security, in compliance with art. 1, paragraph 25 of law n. 537, 24 December 1993».

13. L. D. n.669, of 31 December 1996, «Urgent provisions on the subject of tax, finance and accounts on completion of the public finance act for the year 1997», changed into law n.30, 28 February 1997,; art.14 (Enforced on public administrations).

14. Law n.675, of 31 December 1996, «Protection of people and others with respect to the treatment of personal data».

15. P.C.M.D. of 19 December 1997, «New identity card for the personnel of the Central Security Office at CESIS».

16. P.C.M.D. n.294, of 10 March 1999, «Regulation bearing rules to discipline the types of documents in the possession of intelligence and security bodies for which the right to access to administrative documents is excluded, in compliance with article 24, paragraph 4, of law n.241, of 7 August 1990».

17. P.C.M.D. 11 April 2002, "National scheme for the security evaluation and certification of information technology, to the end of protecting classified information, pertaining to domestic and external national security".

18. P.C.M.D. 11 April 2002, "Security rules for the protection of EU classified information enforcing the Decision by the European Union Council of 19 March 2001".

19. P.C.M.D. 26 November 2002, "Delegation of functions of coordination of Intelligence and Security Services by the Prime Minister to the Undersecretary of State in the Presidency of the Council of Ministers, Mr Gianni Letta".