457.3. An elector who applies for authorization must(1) indicate his name, date of birth, domiciliary address and telephone number;
(2) declare that he is a qualified elector;
(3) declare that he does not intend to directly promote or oppose any candidate or party;
(4) state briefly the purpose of the application, specifying, where applicable, the matter of public interest on which he intends to express his views;
(5) declare that he is not a member of any party;
(6) declare that he is not acting directly or indirectly on behalf of any candidate or party;
(7) declare that, to his knowledge, he does not belong to a group that has obtained an authorization as a private intervenor for a similar purpose or whose application for authorization is pending.