2. A child who is not a Canadian citizen and who stays in Québec temporarily because he is a dependent child of a person who is not a Canadian citizen and who is assigned to Québec temporarily as a representative or officer of a country other than Canada or of an international organization shall be exempted from the application of the first paragraph of section 72 of the Charter if the following documents are filed:
(1) proof that the person is registered with the competent government department;
(2) an affidavit by that person attesting to the planned duration of his stay in Québec, from the date of his arrival; and
(3) a document demonstrating that the child is a dependent child of that person or of his spouse.