Idaho Criminal Rule 3. Complaint - Initiation and Prosecution.
The complaint is a written statement of the essential facts constituting the offense charged. It shall be made upon oath before a magistrate; provided, a prosecuting attorney may, without oath or affirmation, sign a complaint before a magistrate based upon the sworn affidavit, which includes a written certification or declaration under penalty of perjury of a complainant, which shall be filed with the court. Except as otherwise provided by law or rule, all criminal proceedings shall be initiated by complaint or indictment and prosecuted thereafter by complaint, indictment or information as hereinafter provided by these rules.
(Adopted December 27, 1979, effective July 1, 1980; amended March 9,1999, effective July 1, 1999; amended June 20, 2013, effective July 1, 2013.)