Part 1 General Rules
Chapter 2 Fundamental Principles
Article 6
Administration of justice on criminal cases solely by the courts
(1) Justice on criminal cases may only be administered by the courts established by the Constitution of the Republic of Bulgaria.
Part 2 Evidencing
Chapter 17 Investigation
Section 1 Institution of Pre-trial procedure and Conduction of Investigation
Article 218
(1) Where needed, the body of investigation may request form another body of investigation to perform separate actions of investigations.
(2) Where the body of investigation requires so, the bodies of the Ministry of Interior shall be obliged to provide assistance at the performance of concrete actions of investigation.
Extradition and European Arrest Warrant Act
Chapter three - EXTRADITION PROCEDURE
Title I - Extradition at the request of another state
Article 17
(6) In the presence of concurrent requests for the extradition of one and the same person in respect of the same of different offences the court shall also deliberate where the crimes were committed, on the nationality of the requested person, the seriousness of the committed offences, the sequence in their commission and the possibility of a subsequent extradition to another requesting state, the dates on which the requests were received and the presence of reciprocity. Where one of the requests has been filed by an international criminal court, it shall take precedence over the others.
Extradition and European Arrest Warrant Act
Chapter five - SURRENDER BASED ON A EUROPEAN ARREST WARRANT
Title II - Execution of the European arrest warrant issued by another EU Member State
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Article 46
(1) Where European arrest warrants have been received by the District Court from two or more Member States and they concern one and the same person, the court shall make a decision in view of all the circumstances, after assessing the seriousness and the location of commission of the offences, the dates on which the European arrest warrants were received and the purpose for which the respective warrant has been issued.
(2) The court may consult Eurojust in making a decision under para 1.
(3) In the event of conflict between a European arrest warrant and a request for extradition filed by a state which is not a member of the European Union, the court shall assess all the circumstances, especially those stated in para 1 and in the respective international treaty.
(4) A request for extradition filed by the an international criminal court shall take precedence.
States Parties shall, in accordance with the provisions of this Statute, cooperate fully with the Court in its investigation and prosecution of crimes within the jurisdiction of the Court.