California Legal Compliance
California Business & Professions Code 7521, subsection E:
7521. A private investigator within the meaning of this chapter is a person, other than an insurance adjuster subject to the provisions of Chapter 1 (commencing with Section 14000) of Division 5 of the Insurance Code, who, for any consideration whatsoever engages in business or accepts employment to furnish or agrees to furnish any person to protect persons pursuant to Section 7521.5, or engages in business or accepts employment to furnish, or agrees to make, or makes, any investigation for the purpose of obtaining, information with reference to:
(a) Crime or wrongs done or threatened against the United States of America or any state or
territory of the United States of America.
(b) The identity, habits, conduct, business, occupation, honesty, integrity, credibility, knowledge, trustworthiness, efficiency, loyalty, activity, movement, whereabouts, affiliations, associations, transactions, acts, reputation, or character of any person.
(c) The location, disposition, or recovery of lost or stolen property.
(d) The cause or responsibility for fires, libels, losses, accidents, or damage or injury to persons or to property.
(e) Securing evidence to be used before any court, board, officer, or investigating committee. Source