C H. 11—^ESTATE TAX (4)
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VALUATION OF INTEREST PASSING TO SURVIVING SPOUSE.—
In determining for purposes of subsection (a) the value of any interest in property passing to the surviving spouse for which a deduction is allowed by this section— (A) there shall be taken into account the effect which the tax imposed by section 2001, or any estate, succession, legacy, or inheritance tax, has on the net value to the surviving spouse of such interest; and (B) where such interest or property is encumbered in any manner, or where the surviving spouse incurs any obligation imposed by the decedent with respect to the passing of such interest, such encumbrance or obligation shall be taken into account in the same manner as if the amount of a gift to such spouse of such interest were being determined. (5)
L I F E ESTATE WITH POWER OF APPOINTMENT IN SURVIVING
SPOUSE.—In the case of an interest in property passing from the decedent, if his surviving spouse is entitled for life to all the income from the entire interest, or all the income from a specific portion thereof, payable annually or at more frequent intervals, with power in the surviving spouse to appoint the entire interest, or such specific portion (exercisable in favor of such surviving spouse, or of the estate of such surviving spouse, or in favor of either, whether or not in each case the power is exercisable in favor of others), and with no power in any other person to appoint any part of the interest, or such specific portion, to any person other than the surviving spouse— (A) the interest or such portion thereof so passing shall, for purposes of subsection (a), be considered as passing to the surviving spouse, and (B) no part of the interest so passing shall, for purposes of paragraph (1)(A), be considered as passing to any person other than the surviving spouse. This paragraph shall apply only if such power in the surviving spouse to appoint the entire interest, or such specific portion thereof, whether exercisable by will or during life, is exercisable by such spouse alone and in all events. (6)
L I F E INSURANCE OR ANNUITY PAYMENTS WITH POWER OF
APPOINTMENT IN SURVIVING SPOUSE.—In the case of an interest in property passing from the decedent consisting of proceeds under a life insurance, endowment, or annuity contract, if under the terms of the contract such proceeds are payable in installments or are held by the insurer subject to an agreement to pay interest thereon (whether the proceeds, on the termination of any interest payments, are payable in a lump sum or in annual or more frequent installments), and such installment or interest payments are payable annually or at more frequent intervals, commencing not later than 13 months after the decedent's death, and all amounts, or a specific portion of all such amounts, payable during the life of the surviving spouse are payable only to such spouse, and such spouse has the power to appoint all amounts, or such specific portion, payable under such contract (exercisable in favor of such surviving spouse, or of the estate of such surviving spouse, or in favor of either, whether or not in each case the power is exercisable § 2056(b)(6) 49012°—54
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