Ala. Code § 40-15B-8: Securing Payment of Estate Tax from Property in Possession of Fiduciary.

(a) A fiduciary may defer a distribution of property until the fiduciary is satisfied that adequate provision for payment of the estate tax has been made.

(b) A fiduciary may withhold from a distributee an amount equal to the amount of estate tax apportioned to an interest of the distributee.

(c) As a condition to a distribution, a fiduciary may require the distributee to provide a bond or other security for the portion of the estate tax apportioned to the distributee.