# United States Statutes at Large/Volume 4/21st Congress/1st Session/Chapter 207

Chap. CCVII.—An Act to amend the acts regulating the commercial intercourse between the United States and certain colonies of Great Britain.
President of United States, on the adoption of certain measures by the British Government, authorized to open ports of the United States on reciprocal terms.Be it enacted by the Senate and House of Representatives of the United States of America in Congress assembled, That whenever the President of the United States shall receive satisfactory evidence that the government of Great Britain will open the ports in its colonial possessions in the West Indies, on the continent of South America, the Bahama Islands, the Caicos, and the Bermuda or Somer Islands, to the vessels of the United States, for an indefinite or for a limited term; that the vessels of the United States and their cargoes, on entering the colonial ports aforesaid, shall not be subject to other or higher duties of tonnage or impost, or charges of any other description, than would be imposed on British vessels or their cargoes, arriving in said colonial possessions from the United States; that the vessels of the United States may import into the said colonial possessions from the United States any article or articles which could be imported in a British vessel into the said possessions from the United States; and that the vessels of the United States may export from the British colonies aforementioned, to any country whatever, other than the dominions or possessions of Great Britain, any article or articles that can be exported therefrom in a British vessel, to any country other than the British dominions or possessions as aforesaid; leaving the commercial intercourse of the United States, with all other parts of the British dominions or possessions, on a footing not less favourable to the United States, than it now is, and that then, and in such case, the President of the United States shall be, and he is hereby authorized at any time before the next session of Congress, to issue his proclamation, declaring the he has received such evidence; and, thereupon, from the date of such proclamation, the ports of the United States shall be opened, indefinitely or for a term fixed, as the case may be, to British vessels coming from the ​said British colonial possessions, and their cargoes, subject to no other or higher duty of tonnage or impost, or charge of any description whatever, than would be levied on the vessels of the United States, or their cargoes, arriving from the said British possessions; and it shall be lawful for the said British vessels to import into the United States, and to export therefrom, any article or articles which may be imported or exported in vessels of the United States: and the act, entitledAct of April 18, 1818, ch. 70. Act of May 15, 1820, ch. 122. Act of March 1, 1823, ch. 22. “An act concerning navigation,” passed on the eighteenth day of April, one thousand eight hundred and eighteen; an act supplementary thereto, passed the fifteenth day of May, one thousand eight hundred and twenty; and an act, entitled “An act to regulate the commercial intercourse between the United States, and certain British ports,” passed on the first day of March, one thousand eight hundred and twenty-three, are, in such case, hereby declared to be suspended, or absolutely repealed, as the case may require.
Sec. 2. And be it further enacted, That, whenever the ports of the United States shall have been opened, under the authority given in the first section of this act, British vessels and their cargoes shall be admitted to an entry in the ports of the United States from the islands, provinces, or colonies, of Great Britain, on or near the North American continent, or north or east of the United States.
Approved, May 29, 1830.