The Fidelity Title & Trust Company v. United States case in 1921 revolved around the question of whether or not a federal estate tax could be levied on life insurance proceeds paid to a corporation, which was acting as trustee for the beneficiaries of an estate. The Supreme Court ruled that such proceeds were indeed subject to taxation under the Revenue Act of 1916. The court reasoned that since the purpose of this act was to tax transfers made at death and because these insurance payments were essentially substitutes for property transferred upon death, they should be taxed accordingly. This decision clarified how life insurance payouts are treated with respect to federal estate taxes and set precedent for future cases involving similar issues.

In the dissenting opinion for Fidelity Title & Trust Company v. United States, Justice McReynolds disagreed with the majority's interpretation of the Revenue Act of 1916. He argued that Congress did not intend to tax stock dividends as income because they do not represent an actual gain or profit for shareholders but are merely a rearrangement of assets within a corporation. According to him, taxing such dividends would be equivalent to double taxation since corporate profits were already taxed before being distributed as dividends. Furthermore, he contended that this interpretation was consistent with previous court rulings and common understanding at the time when the law was enacted.