Article 64. The expenditure and revenue of the State require the consent of the Imperial Diet by means of an annual Budget. (2) Any and all expenditures overpassing the appropriations set forth in the Titles and Paragraphs of the Budget, or that are not provided for in the Budget, shall subsequently require the approbation of the Imperial Diet. Article 65. The Budget shall be first laid before the House of Representatives. Article 66. The expenditures of the Imperial House shall be defrayed every year out of the National Treasury, according to the present fixed amount for the same, and shall not require the consent thereto of the Imperial Diet, except in case an increase thereof is found necessary. Article 67. Those already fixed expenditures based by the Constitution upon the powers appertaining to the Emperor, and such expenditures as may have arisen by the effect of law, or that appertain to the legal obligations of the Government, shall be neither rejected nor reduced by the Imperial Diet, without the concurrence of the Government. Article 68. In order to meet special requirements, the Government may ask the consent of the Imperial Diet to a certain amount as a Continuing Expenditure Fund, for a previously fixed number of years. Article 69. In order to supply deficiencies, which are unavoidable, in the Budget, and to meet requirements unprovided for in the same, a Reserve Fund shall be provided in the Budget. Article 70. When the Imperial Diet cannot be convoked, owing to the external or internal condition of the country, in case of urgent need for the maintenance of public safety, the Government may take all necessary financial measures, by means of an Imperial Ordinance. (2) In the case mentioned in the preceding clause, the matter shall be submitted to the Imperial Diet at its next session, and its approbation shall be obtained thereto. Article 71. When the Imperial Diet has not voted on the Budget, or when the Budget has not been brought into actual existence, the Government shall carry out the Budget of the preceding year. Article 72. The final account of the expenditures and revenues of the State shall be verified and confirmed by the Board of Audit, and it shall be submitted by the Government to the Imperial Diet, together with the report of verification of the said board. (2) The organization and competency of the Board of Audit shall of determined by law separately. CHAPTER VII. SUPPLEMENTARY RULES Article 73. When it has become necessary in future to amend the provisions of the present Constitution, a project to the effect shall be submitted to the Imperial Diet by Imperial Order. (2) In the above case, neither House can open the debate, unless not less than two-thirds of the whole number of Members are present, and no amendment can be passed, unless a majority of not less than two-thirds of the Members present is obtained.