(a) The commissioner shall maintain as confidential any documents, materials or other information received from the National Association of Insurance Commissioners, or its successor organization, or from regulatory or law enforcement officials of this Commonwealth or other jurisdictions in which the documents, materials or other information are confidential by law in those jurisdictions. Documents, materials or other information obtained by the commissioner under this section shall be given confidential treatment, may not be subject to subpoena and may not be made public by the commissioner or any other person.

(b) The commissioner may share confidential documents, materials or other information relating to any company, insurer or person with regulatory or law enforcement officials of this Commonwealth or other jurisdictions as long as, prior to receiving the documents, materials or other information, those parties demonstrate by written statement the necessary authority and intent to provide to it the same confidential treatment as required by this article. Access may also be granted to the National Association of Insurance Commissioners, or its successor organization, if, prior to receiving the information, the organization demonstrates by written statement the intent to provide to it the same confidential treatment as required by this article.