A recent Tax Court case, Smaldino v. Commissioner, T.C. Memo. 2021-127 (Nov. 10, 2021), emphasizes the need to ensure that the phases of transactions are completed properly, and certain formalities are observed in order for an estate planning strategy to be successful. It is important to be careful even (and perhaps especially) in the case of emergency planning (i.e., planning because of health scares or impending tax law changes).