Artikel I

The High Contracting Parties undertake to introduce in their respective territories, either in one of the original texts or in their own languages, the Uniform Law forming Annex I of the present Convention.
This undertaking shall, if necessary, be subject to such reservations as each High Contracting Party shall notify at the time of its ratification or accession. These reservations shall be chosen from among those mentioned in Annex II of the present Convention.
The reservations referred to in Articles 8, 12 and 18 of the said Annex II may however, be made after ratification or accession, provided that they are notified to the Secretary-General of the League of Nations, who shall forthwith communicate the text thereof to the Members of the League of Nations and to the non-Member States on whose behalf the present Convention has been ratified or acceded to. Such reservations shall not take effect until the ninetieth day following the receipt by the Secretary-General of the above-mentioned notification.
Each of the High Contracting Parties may, in urgent cases, make use of the reservations contained in Articles 7 and 22 of the said Annex II, even after ratification or accession. In such cases they must immediately notify direct all other High Contacting Parties and the Secretary-General of the League of Nations. The notification of these reservations shall take effect two days following its receipt by the High Contracting Parties.