Public Health Legal Preparedness Briefing Memorandum #4: Overview of Federal and State Quarantine Authority [open pdf - 0B]
"ISSUE: What is the interplay between federal and state quarantine laws? RESPONSE: There are multiple statutory and other legal authorities at the federal and state levels for conducting quarantine during bioterrorism events or other public health emergencies. The extent of authority conferred through these provisions varies extensively. The complexity and inter-working of these provisions are discussed below."
2003 Center for Law and the Public's Health
Center for Law and the Public's Health: http://www.publichealthlaw.net/