Watson v. Maryland

Background

A physician was prosecuted in Maryland under a law that required doctors to register with the State and made it a crime to practice without registration. The indictment charged the doctor under §99 of the law. The state courts, including the Maryland Court of Appeals, upheld the conviction and interpreted the registration scheme and its exceptions as valid under state law.

Reasoning

The Court addressed two main questions: whether the conviction was invalid because the doctor had not received a specific notice described elsewhere in the statute, and whether the law’s categories and exemptions denied equal treatment. Relying on the Maryland Court of Appeals’ construction, the Court held that conviction under §99 did not depend on proving the §80 notice, and that the State’s power to regulate the medical profession allows reasonable classifications and some exemptions. The opinion explained that regulating medicine is a legitimate public-health exercise and that the particular exceptions listed (for example, long-practicing physicians, hospital staff, visiting consultants, and certain other practitioners) fall within the legislature’s discretion.

Real world impact

The decision means Maryland may continue enforcing its registration requirement and prosecuting unregistered practitioners under §99. It upholds the State’s ability to exempt certain groups from licensing rules and confirms that courts will defer to reasonable legislative choices about who must register. The ruling affirms the conviction and leaves the statutory scheme in force for physicians in Maryland.