Black Lung Disability Trust Fund

There is established in the Treasury of the United States a trust fund to be known as the “Black Lung Disability Trust Fund”, consisting of such amounts as may be appropriated or credited to the Black Lung Disability Trust Fund. The trustees of the Black Lung Disability Trust Fund shall be the Secretary of the Treasury, the Secretary of Labor, and the Secretary of Health and Human Services. There are hereby appropriated to the Black Lung Disability Trust Fund amounts equivalent to the taxes received in the Treasury under section 4121 or subchapter B of chapter 42. The following amounts shall be credited to the Black Lung Disability Trust Fund: There are authorized to be appropriated to the Black Lung Disability Trust Fund, as repayable advances, such sums as may from time to time be necessary to make the expenditures described in subsection (d). Repayable advances made to the Black Lung Disability Trust Fund shall be repaid, and interest on such advances shall be paid, to the general fund of the Treasury when the Secretary of the Treasury determines that moneys are available in the Black Lung Disability Trust Fund for such purposes. Interest on advances made pursuant to this subsection shall be at a rate determined by the Secretary of the Treasury (as of the close of the calendar month preceding the month in which the advance is made) to be equal to the current average market yield on outstanding marketable obligations of the United States with remaining periods to maturity comparable to the anticipated period during which the advance will be outstanding. Amounts in the Black Lung Disability Trust Fund shall be available, as provided by appropriation Acts, for— the payment of benefits under section 422 of the Black Lung Benefits Act in any case in which the Secretary of Labor determines that— the operator liable for the payment of such benefits— the payment of all expenses of administration on or after March 1, 1978—