§ 7653. Shipments from the United States
(a)
Tax imposed
(b)
Exemption from tax imposed in the United States
Articles, goods, wares, or merchandise going into Puerto Rico, the Virgin Islands, Guam, and American Samoa from the United States shall be exempted from the payment of any tax imposed by the internal revenue laws of the United States.
(c)
Drawback of tax paid in the United States
All provisions of law for the allowance of drawback of internal revenue tax on articles exported from the United States are, so far as applicable, extended to like articles upon which an internal revenue tax has been paid when shipped from the United States to Puerto Rico, the Virgin Islands, Guam, or American Samoa.