(a) Preempt the authority or relieve the duty of other law enforcement
agencies to investigate and prosecute suspected violations of law.
(b) Prevent or prohibit a person from voluntarily disclosing any
information concerning violations of this article to any law enforcement
agency.
(c) Limit any of the powers granted elsewhere in this chapter and
other laws to the superintendent or the department to investigate
possible violations of this chapter and take appropriate action against
wrongdoers.