22 U.S.C. § 286e–1f

(a) The United States Governor of the Bank is authorized— (1) to vote for an increase of seventy thousand shares in the authorized capital stock of the Bank; and (2) if such increase becomes effective, to subscribe on behalf of the United States to thirteen thousand and five additional shares of the capital stock of the Bank: Provided, however , That any subscription to additional shares shall be effective only to such extent or in such amounts as are provided in advance in appropriations Acts. (b) In order to pay for the increase in the United States subscription to the Bank provided for in this section, there are authorized to be appropriated, without fiscal year limitation, $1,568,856,318 for payment by the Secretary of the Treasury.