well this is probably more what is actually enforceable
from title 42
42 U.S.C.
United States Code, 2011 Edition
Title 42 - THE PUBLIC HEALTH AND WELFARE
CHAPTER 6A - PUBLIC HEALTH SERVICE
SUBCHAPTER II - GENERAL POWERS AND DUTIES
Part G - Quarantine and Inspection
Sec. 271 - Penalties for violation of quarantine laws
From the U.S. Government Publishing Office, www.gpo.gov
§271. Penalties for violation of quarantine laws
(a) Penalties for persons violating quarantine laws
Any person who violates any regulation prescribed under sections 264 to 266 of this title, or any provision of section 269 of this title or any regulation prescribed thereunder, or who enters or departs from the limits of any quarantine station, ground, or anchorage in disregard of quarantine rules and regulations or without permission of the quarantine officer in charge, shall be punished by a fine of not more than $1,000 or by imprisonment for not more than one year, or both.
So whack him a 1k fine and toss him in prison for a yr