Who carries out investigation for election-related criminal offenses?

Bosnia and Herzegovina
Name: Criminal Procedure Code
Enactment: including amendments of 12September 2013
Quote:
(1) The basic right and the basic duty of theProsecutor shall be the detection and prosecution of perpetrators of criminaloffenses falling within the jurisdiction of the Court.
(2) The Prosecutor shall have the followingrights and duties:
a) as soon as he becomes aware that there aregrounds for suspicion that a criminal offense has been committed,
to take necessary steps to discover it andinvestigate it, to identify the suspect(s), guide and supervise the
investigation, as well as direct theactivities of authorized officials pertaining to the identification ofsuspect(s)
and the gathering of information andevidence;
b) to perform an investigation in accordancewith this Code.
(…)
(3) In accordance with Paragraphs 1 and 2 ofthis Article, all bodies participating in the investigative procedure are obligated to inform the Prosecutor on eachundertaken action and to act in accordance with every Prosecutor’s request.