31 C.F.R. § 800.404
(c) Subject to paragraph (e) of this section, a declaration submitted under § 800.403 shall describe or provide, as applicable:
(2) The following information regarding the transaction in question:
(3) The following:
(4) A statement as to whether the foreign person will acquire any of the following with respect to the U.S. business:
(5) The following information regarding the U.S. business:
(17) Complete organizational charts, both pre- and post-transaction, including information that identifies the name, principal place of business, and place of incorporation or other legal organization (for entities); nationality (for individuals); and ownership percentage (expressed in terms of both voting and economic interest, if different) for each of the following:
(24) If applicable:
(ii) For each applicable category of data specified in § 800.241, individually and in the aggregate, the approximate number of total unique persons from whom: