1. Criminal Code, articles 246-253, 324, 504 and article 5
(Wetboek van Strafrecht: Art. 246-253, 324, 504, 5), (Dutch);

2. Law of September 15, 2013 «On the Disclosure of Information on Alleged Violation of the Rules of Conduct for Public Officials»
(Wet van 15 septembre 2013, beteffende de melding van een verondestelde integriteitsschending in de federale administratieve overheden door haar personeelsleden), (Dutch);

3. The Code of Ethics for Federal Public Officials
(Deontologisch Kader), (Dutch), (French);

4. Guide to the Management of Conflicts of Interest in Federal Public Administration
(Handleiding bij belangenconflicten in het Belgisch federaal administratief openbaar ambt), (Dutch), (French);

5. Circular of May 5, 2014 «On the Management of Conflicts of Interest in Public Procurement: "Revolving Door"»
(Omzendbrief 5 mei 2014 - Overheidsopdrachten - Belangenvermenging – Draaideurconstructie), (Dutch).

1. Criminal Code, Section IV, articles 301-307a, Section II, articles 282-285
   (Наказателен кодекс, Раздел IV, чл. 301-307a, Раздел II, чл. 282-285), (Bulgarian).

2. Law on Civil Servants
   (Закона за държавния служител), (Bulgarian).

3. Law on Countering Corruption and Forfeiture of Illegally Acquired Assets
   (Закон за противодействие на корупцията и за отнемане на незаконно придобитото имущество), (Bulgarian).

4. Code of Conduct for Public Officials
   (Кодекс за поведение на служителите в държавната администрация), (Bulgarian).

1. Central Bureau for Countering Corruption, Federal Police of Belgium
   (Office Central pour la Répression de la Corruption), (Dutch), (French), (German).

1. National Council for Anti-Corruption Policy
   (Национален съвет по антикорупционни политики към министерския), (Bulgarian).