Ronald Reagan

“ No article the product of Panama and entered, or withdrawn from warehouse for consumption, into the United States on or after the effective date of this Proclamation shall be eligible for preferential tariff treatment under the GSP or under the CBERA.
(4) This Proclamation shall be effective with respect to articles entered, or withdrawn from warehouse for consumption, on or after the fifteenth day following the date of the publication of this Proclamation in the Federal Register. ”