# Constitutional Boundary of Public Health Surveillance **Entity class:** Legal boundary The **constitutional boundary of public-health surveillance** is the point at which population-health purpose, statutory authority, information access, and scientific modeling encounter constitutional limits governing individualized action. Public-health authority can be broad, but it does not make a Person rightless; necessity, fit, process, and review remain relevant. ## Relationships [[wiki/Public Health Surveillance|Public Health Surveillance]] · [[wiki/Privacy and Civil Liberties|Privacy and Civil Liberties]] · [[wiki/Observational Modeling versus Individualized State Action|Observation versus intervention]] · [[wiki/Counterterrorism Collection - Public Health and Violence Prevention|Public Health and Violence Prevention]] ## Sources - [Jacobson v. Massachusetts, 197 U.S. 11 (1905)](https://www.law.cornell.edu/supremecourt/text/197/11) **As of:** 2026-09-23