25 USC 2716 - Investigative powers

(a) Confidential information 
Except as provided in subsection (b) of this section, the Commission shall preserve any and all information received pursuant to this chapter as confidential pursuant to the provisions of paragraphs (4) and (7) of section 552 (b) of title 5.
(b) Provision to law enforcement officials 
The Commission shall, when such information indicates a violation of Federal, State, or tribal statutes, ordinances, or resolutions, provide such information to the appropriate law enforcement officials.
(c) Attorney General 
The Attorney General shall investigate activities associated with gaming authorized by this chapter which may be a violation of Federal law.