In coal mining operations where the concentration of respirable dust in the mine atmosphere of any working place contains more than 5 per centum quartz, the Secretary of Health and Human Services shall prescribe an appropriate formula for determining the applicable respirable dust standard under this subchapter for such working place and the Secretary shall apply such formula in carrying out his duties under this subchapter.
“Secretary of Health and Human Services” substituted in text for “Secretary of Health, Education, and Welfare” pursuant to section 509(b) ofPub. L. 96–88which is classified to section
3508(b) of Title
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The most recent Classification Table update that we have noticed was Tuesday, August 13, 2013
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Statutes at Large
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