U.S. driver's licenses are accepted in most South American countries in conjunction with either an International Driving Permit or an Inter-American Driving Permit, according to the U.S. State Department. IDPs can be purchased through the American Automobile Association or the National Driving Club.Continue Reading
The International Driving Permit serves as a translation of a valid driver's license into the local language and is recognized as either a primary or secondary license to drive. IDPs are widely accepted, but the local embassy should be consulted about driving laws, since country-specific requirements vary. An alternate form of the IDP, the Inter-American Driving Permit, is required in Uruguay and Brazil, explains AAA.
As of 2015, the cost of an IDP or IADP is $15, paid to either the American Automobile Association or the National Driving Club. Permits are valid for one year.Learn more about Driving Laws