第3條
In no case shall the provisions of paragraphs 1 and 2 be construed so as to impose on a Contracting Party the obligation: (a) to carry out administrative measures at variance with the laws and administrative practice of that or of the other Contracting Party; (b) to supply information which is not obtainable under the laws or in the normal course of the administration of that or of the other Contracting Party; (c) to supply information which would disclose any trade, business, industrial, commercial or professional secret or trade process, or information the disclosure of which would be contrary to public policy (ordre public).