HomePrivate International Law Status Lists ...Convention Providing a Uniform Law on the Form of an International Will, done at Washington October 26, 1973 hide Convention Providing a Uniform Law on the Form of an International Will, done at Washington October 26, 1973 Depositary – Treaty Affairs Office of Treaty Affairs Entered into force February 9, 1978. In accordance with Article XI, the Convention entered into force six months after the date of deposit of the fifth instrument of ratification or accession with the Depositary Government [United States of America]. In the case of each State which ratifies this Convention or accedes to it after the fifth instrument of ratification or accession has been deposited, this Convention shall enter into force six months after the deposit of its own instrument of ratification or accession. Download Status List [115 KB] Tags Multilateral Private International Law Treaties