Section 31 As to the rates on foreign vessels where treaties of reciprocity exist.C6C1C2C3C4C5

Provided always, that the rates chargeable by this or the special Act upon vessels not entitled to the privileges of a British ship, or upon goods imported or exported in such vessel, or upon persons not being British subjects, shall not be applicable to vessels belonging to countries with which treaties of reciprocity shall have been concluded, so long as such treaties shall continue in force, nor to the goods imported or exported therein, nor to the subjects of such countries, but during such period the same rates shall be levied upon the vessels of such countries, and upon the goods imported or exported therein, and upon the subjects of such countries, as may be from time to time payable under this or the special Act upon vessels entitled to the privileges of British ships, or upon goods imported or exported in such vessels, or upon the subjects of such countries.