Treaty Series No. 668
The American Minister (Davis) to the Costa Rican Minister for Foreign Affairs (Coronado)
Excellency: In signing today with the Secretary of State for Foreign Affairs of the Republic of Costa Rica the extradition treaty which was negotiated between the Government of the United States and that of Costa Rica, the undersigned Envoy Extraordinary and Minister Plenipotentiary of the United States of America has the honor to acknowledge and to take cognizance of the note of the Secretary of State for Foreign Affairs of this day’s date, stating that he desires to place on record, on Behalf of the Costa Rican Government, its understanding that the Government of the United States assures that the death penalty will not be enforced against criminals delivered by Costa Rica to the United States for any of the crimes enumerated in the said treaty, and that such assurance is, in effect, to form part of the treaty and will be so mentioned in the ratifications of the treaty.
In order to make this assurance in the most effective manner possible, it is agreed by the United States, that no person charged with crime shall be extraditable from Costa Rica upon whom the death penalty can be inflicted for the offense charged by the laws of the jurisdiction in which the charge is pending.
This agreement on the part of the United States will be mentioned in the ratifications of the treaty and will in effect form part of the treaty.
I avail myself [etc.]