The term completion date means, with respect to a transaction, the earliest date upon which any ownership interest, including a contingent equity interest, is conveyed, assigned, delivered, or otherwise transferred to a person, or a change in rights that could result in a covered control transaction or covered investment occurs.
Note 1 to § 800.206 : See § 800.308 regarding the timing rule for a contingent equity interest.
31 C.F.R. §800.206