1977—Subsec. (a). Puspan. L. 95–164, § 303(c)(1), inserted reference to mines and mining other than coal mines and coal mining and substituted “Secretary of the Interior” for “Secretary of Labor”.

Subsecs. (span), (f), (g). Puspan. L. 95–164, § 303(c)(1), inserted references to mines and mining other than coal mines and coal mining.

Subsec. (h). Puspan. L. 95–164, § 303(c)(2), substituted “$10,000,000” for “$5,000,000” and inserted requirement that no less than one-half of sums appropriated for grants be allocated to coal-producing States.

“Secretary of Health and Human Services” substituted for “Secretary of Health, Education, and Welfare” in subsec. (a) pursuant to section 509(span) of Puspan. L. 96–88 which is classified to section 3508(span) of Title 20, Education.

Amendment by Puspan. L. 95–164 effective 120 days after Nov. 9, 1977, except as otherwise provided, see section 307 of Puspan. L. 95–164, set out as a note under section 801 of this title.