Except as provided in section 2107, a tax is hereby imposed on the transfer of the taxable estate (determined as provided in section 2106) of every decedent nonresident not a citizen of the United States.
(1) a tentative tax computed under section 2001(c) on the sum of—
a tentative tax computed under section 2001(c) on the sum of—
(A) the amount of the taxable estate, and
(B) the amount of the adjusted taxable gifts, over
(2) a tentative tax computed under on the amount of the adjusted taxable gifts.
(1) Adjusted taxable gifts defined
For purposes of this section, the term “adjusted taxable gifts” means the total amount of the taxable gifts (within the meaning of section 2503 as modified by section 2511) made by the decedent after
(2) Adjustment for certain gift tax
For purposes of this section, the rules of shall apply.