(a) Notwithstanding any contrary provision of the chapter, if the trust instrument adopts the provisions of this section by reference, an increase in the value of the following investments owned by a charitable remainder unitrust of the type authorized in § 664(d)(3) of the Internal Revenue Code (26 U.S.C. § 664(d)(3)) or any successor provision thereof, is distributable as income when it becomes available for distribution:

(1) A zero coupon bond:

(2) An annuity contract before annuitization;

(3) A life insurance contract before the death of the insured;

(4) An interest in a common trust fund (as defined in § 584 of the Internal Revenue Code (26 U.S.C. § 584) or any successor provision thereof);

(5) An interest in partnership (as defined in § 7701 of the Internal Revenue Code (26 U.S.C § 7701) or any successor provision thereof); or

(6) Any other obligation for the payment of money that is payable at a future time in accordance with the a fixed, variable or discretionary schedule of appreciation in excess of the price at which it was issued.

(b) For purposes of this section the increase in value of an investment described in subsection (a) of this section is available for distribution only when the trustee receives cash on account of the investment. Any trust instrument executed prior to June 30, 1997, that incorporates by reference the provisions of former subsection (c) of this section, which existed prior to amendment effective June 30, 1997, shall be deemed to have incorporated by reference this subsection.

77 Del. Laws, c. 99, § 1.