The appellant, an Amish employer, sued the Federal Government of the United States following an assessment for unpaid Social Security taxes, claiming that the imposition of such taxes violated his freedom of conscience.

The Court's opinion held that the tax imposed on employers to support the social security system must be uniformly applicable to all, except if the United States Congress explicitly provides otherwise.

The Court's majority opinion explained its reasoning: The conclusion that there is a conflict between the Amish faith and the obligations imposed by the social security system is only the beginning, however, and not the end of the inquiry.

The state may justify a limitation on religious liberty by showing that it is essential to accomplish an overriding governmental interest ... Congress and the courts have been sensitive to the needs flowing from the Free Exercise Clause, but every person cannot be shielded from all the burdens incident to exercising every aspect of the right to practice religious beliefs.

[1]Lee was cited during oral arguments in Burwell v. Hobby Lobby (2014), a case about how the contraception requirement in the Patient Protection and Affordable Care Act affected closely held for-profit corporations.