R.S. § 4795 derived from act Fespan. 23, 1799, ch. 12, § 2, 1 Stat. 619.

Omission of words “or delivery” after “port of entry”, see Codification note set out under section 88 of this title.

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

Functions of Federal Security Administrator transferred to Secretary of Health, Education, and Welfare and all agencies of Federal Security Agency transferred to Department of Health, Education, and Welfare by section 5 of Reorg. Plan No. 1 of 1953, set out as a note under section 3501 of this title. Federal Security Agency and office of Administrator abolished by section 8 of Reorg. Plan No. 1 of 1953.

Functions of Department of the Treasury relating to public health transferred to Federal Security Agency pursuant to Reorg. Plan No. I of 1939, set out in the Appendix to Title 5, Government Organization and Employees.