The prohibitions on soliciting prescriptions for, and advertising, compounded drugs that are set forth in the Food and Drug Administration Modernization Act of 1997 amount to unconstitutional restrictions on commercial speech violative of the First Amendment.

An employer's showing that an "accommodation" requested under the Americans with Disabilities Act of 1990 conflicts with seniority rules is ordinarily sufficient to show that the accommodation is not "reasonable"; but the employee remains free to show special circumstances that make a seniority rule exception reasonable in the particular case.

Two moratoria on development that the Tahoe Regional Planning Agency imposed while formulating a comprehensive land-use plan for the Lake Tahoe Basin did not constitute per se takings of property requiring compensation under the Takings Clause.

Michigan law gives a tenant by the entirety individual rights in the estate sufficient to constitute "property" or "rights to property" to which a federal tax lien may attach under 26 U. S. C. §6321.

Provisions of the Child Pornography Prevention Act of 1996 prohibiting "any visual depiction" that "is, or appears to be, of a minor engaging in sexually explicit conduct," as well as any sexually explicit image "advertised, promoted, presented, described, or distributed in such a manner that conveys the impression" it depicts a minor engaging in such conduct, are overbroad and therefore violate the First Amendment.