Sec. 4. A legacy trust must do the following:
(1) Provide for the appointment of at least one (1) qualified trustee for the property that is the subject of a qualified disposition.
(2) Expressly incorporate Indiana law to govern the validity, construction, and administration of the trust.
(3) Be irrevocable.
(4) Provide that the interests of the transferor or beneficiary in the trust property or the income from the trust property may not voluntarily or involuntarily be transferred, assigned, pledged, or mortgaged before the qualified trustee actually distributes the property or income to the beneficiary.