General provisions - Art. 32.
Art. 32. The present convention may, until December 31, proximo, be signed by the powers represented at the conference which opened at Geneva on June 11, 1906, as well as by the powers not represented at the conference who have signed the Convention of 1864.
Such of these powers as shall not have signed the present convention on or before December 31, 1906, will remain at liberty to accede to it after that date. They shall signify their adherence in a written notification addressed to the Swiss Federal Council, and communicated to all the contracting powers by the said Council.
Other powers may request to adhere in the same manner, but their request shall only be effective if, within the period of one year from its notification to the Federal Council, such Council has not been advised of any opposition on the part of any of the contracting powers.