27 C.F.R. § 19.688
(a) General. If there is a change in proprietorship at an alcohol fuel plant, the following requirements apply to the outgoing proprietor and to the new, incoming proprietor:
(2) The incoming successor proprietors must—
(b) Fiduciary responsibilities. A successor to the proprietorship of an alcohol fuel plant who is an administrator, executor, receiver, trustee, assignee, or other fiduciary must comply with paragraph (a)(2) of this section. In addition, the following rules apply to a successor who is a fiduciary:
(4) The effective dates of the qualifying documents filed will be the date of the court order, the date specified in the court order for assuming control or the date control is assumed if the fiduciary was not appointed by a court.
(26 U.S.C. 5172, 5181)