33. A participant who requires documents or information be treated confidentially must file an application for that purpose with the Régie, supported by one or more affidavits, and provide the following information:
(1) a summary of the nature of the documents and information for which confidential treatment is requested;
(2) the grounds for the request, including the nature of the harm that would be caused by disclosure of the documents or information;
(3) the period during which confidential treatment is requested.