(a) Contribution authorized

(1) In general
Subject to paragraph (2), the United States Governor of the Fund may contribute $150,000,000 to the Interest Subsidy Account of the Enhanced Structural Adjustment Facility of the Fund on behalf of the United States.

(2) Condition
The United States Governor of the Fund may not make a commitment to contribute any amount authorized to be contributed under paragraph (1) before an amount equal to such amount has been appropriated for such purpose.

(b) Limitation on authorization of appropriations
To pay for the contribution authorized by subsection (a), there are authorized to be appropriated not to exceed $150,000,000, without fiscal year limitation, for payment by the Secretary of the Treasury.