Permissible disclosure by department employees.

An employee of the department may, in connection with the employee’s official duties, disclose information derived from a return or claim specified in sub. (1) to the extent that the disclosure is necessary to obtain information for the enforcement of the tax laws of this state. The information that may be disclosed under this subsection shall be strictly limited to, and used solely for the purposes of, obtaining information necessary for an audit, collection, inspection, or investigation by the employee.