California Penal Code ARTICLE 4 - Conduct of Investigations

• Section 939.
  No person other than those specified in Article 3 (commencing with Section 934), and in Sections 939.1, 939.11, and 939.21, and the officer having custody...
• Section 939.1.
  The grand jury acting through its foreman and the attorney general or the district attorney may make a joint written request for public sessions of...
• Section 939.11.
  Any member of the grand jury who has a hearing, sight, or speech disability may request an interpreter when his or her services are necessary...
• Section 939.2.
  A subpoena requiring the attendance of a witness before the grand jury may be signed and issued by the district attorney, his investigator or, upon...
• Section 939.21.
  (a) Any prosecution witness before the grand jury in a proceeding involving a violation of Section 243.4, 261, 273a, 273d, 285, 286, 288, 288a, 288.5, or...
• Section 939.3.
  In any investigation or proceeding before a grand jury for any felony offense when a person refuses to answer a question or produce evidence of...
• Section 939.4.
  The foreman may administer an oath to any witness appearing before the grand jury.(Added by Stats. 1959, Ch. 501.)
• Section 939.5.
  Before considering a charge against any person, the foreman of the grand jury shall state to those present the matter to be considered and the...
• Section 939.6.
  (a) Subject to subdivision (b), in the investigation of a charge, the grand jury shall receive no other evidence than what is:(1) Given by witnesses produced and...
• Section 939.7.
  The grand jury is not required to hear evidence for the defendant, but it shall weigh all the evidence submitted to it, and when it...
• Section 939.71.
  (a) If the prosecutor is aware of exculpatory evidence, the prosecutor shall inform the grand jury of its nature and existence. Once the prosecutor has informed...
• Section 939.8.
  The grand jury shall find an indictment when all the evidence before it, taken together, if unexplained or uncontradicted, would, in its judgment, warrant a...
• Section 939.9.
  A grand jury shall make no report, declaration, or recommendation on any matter except on the basis of its own investigation of the matter made...
• Section 939.91.
  (a) A grand jury which investigates a charge against a person, and as a result thereof cannot find an indictment against such person, shall, at the...

Last modified: October 22, 2018