Q, Drive in LA, Chicago需要申請國際車牌?
A, 不需要.
http://www.dmv.ca.gov/pubs/dl600.pdf
[California Driver Handbook 2009]
(Adults Visiting California).
Visitors over 18 years old with
a valid driver license from their
home state or country may drive in
California without getting a driver
license as long as their home state
license remains valid.
(From AVIS Car Rental).
http://www.avis.com/car-rental/content/render-faq.ac
Avalid driver's license is required for all operators of anyAvisvehicle. The license must be valid at the time of rental, andremainvalid throughout the rental period. All drivers must meetAvis'requirements. Driver's licenses accepted in the U.S. are: Any license issued by any U.S. state, territory or possession.
A license issued by a Canadian province. Alicense issued by a country that participated in the 1949Genevaconvention on Road Traffic or the 1943 Convention on theRegulation ofInter-American Automobile Traffic.(suitable to HK).A license issued by a country that has a reciprocal agreement with the U.S.(suitable to HK). International Driver's Permits are valid only if presented with the original local license. An International Driver's Permit it not acceptable by itself.
Good Luck!