The commissioner may, in writing, require an insurance company to release to the commissioner any or all relevant information or evidence the commissioner deems important which the company may have in its possession relating to a workers' compensation claim including material relating to the investigation of the claim, statements of any person, and any other evidence relevant to the investigation. The writing from the commissioner requiring release of the information shall contain a statement that the commissioner has reason to believe a crime or civil fraud has been committed with respect to an insurance claim, payment, or application.
If an insurance company has evidence that a claim may be fraudulent, the company shall, in writing, notify the commissioner and provide the commissioner with all relevant material related to the company's inquiry into the claim.
An insurance company or its agent acting in its behalf and in good faith who releases oral or written information under subdivisions 1 and 2 is immune from civil or criminal liability that might otherwise be incurred or imposed.
For the purposes of this section "insurance company" includes a self-insurer and the assigned risk plan and their agents.