United States Statutes at Large/Volume 2/6th Congress/2nd Session/Chapter 12
Be it enacted by the Senate and House of Representatives of the United States of America in Congress assembled, That the consent of Congress be, and is hereby granted and declared, to the operation of an act of the General Assembly of Maryland, passed the twenty-eighth day of December, one thousand seven hundred and ninety-three, intituled “An act to appoint a health officer for the port of Baltimore, in Baltimore county,” so far as to enable the state aforesaid to collect a duty of one cent per ton, on all vessels coming into the district of Baltimore from a foreign voyage, for the purposes in the said act intended.
Continued by Act of March 1, 1805, ch. 19.Sec. 2. And be it further enacted, That this act shall be in force for three years, from the passing thereof, and from thence to the end of the next session of Congress thereafter, and no longer.
Approved, February 27, 1801.