Texas Insurance Code - INS § 701.003. Effect of Chapter

(1) preempt the authority or relieve the duty of an authorized governmental agency to investigate and prosecute suspected criminal acts;

(2) prevent or prohibit a person from voluntarily disclosing information to an authorized governmental agency;

(3) limit powers or duties granted to the commissioner by any other law;  or

(4) prohibit or limit the authority of an insurer to conduct an independent investigation of suspected insurance claim fraud.