1962—Pub. L. 87–818, § 1(2), authorized the Secretary of the Interior, in the preamble clause, to seal abandoned coal mines and to fill voids in abandoned coal mines, in those instances where such work is in the interest of the public health or safety.

Subsec. (b). Pub. L. 87–818, § 1(3), reserved $1,500,000 of the unexpended balance remaining as of July 31, 1962, for the control and drainage of water.

Subsec. (c). Pub. L. 87–818, § 1(4), prohibited the use of contributions for the purchase of culm, rock, or spoil banks.

Subsec. (d). Pub. L. 87–818, § 1(5), struck out “and” after the semicolon.

Subsec. (e). Pub. L. 87–818, § 1(6), prescribed that projects be so located, operated, and maintained as to seal abandoned coal mines and to fill voids in abandoned coal mines in those instances where such work would be in the interest of the public health or safety.

Subsec. (f). Pub. L. 87–818, § 1(7), added subsec. (f).