New Jersey Statutes Title 2C. The New Jersey Code of Criminal Justice 2C § 21-29

a. Whenever the Attorney General, by the Attorney General's own inquiry or as the result of a complaint, determines that there exists reasonable suspicion that a violation of this act is occurring, has occurred or is about to occur, or, whenever the Attorney General believes it to be in the public interest that an investigation be made, the Attorney General may, prior to the institution of any criminal or civil action, issue in writing and cause to be served upon any person investigative interrogatories requiring the person to answer and produce material for examination.

b. Any investigative interrogatories issued pursuant to this subsection and all procedures related to such interrogatories shall comply with the provisions of N.J.S. 2C:41-5.