international driving permit; international driver's license
Abbreviation of 国際運転免許証. Refers specifically to the document that allows driving abroad.
See also: 国際運転免許証
You need an international driving permit to drive overseas.
international license
Broader term that can refer to any internationally recognized license, not limited to driving.
This qualification is recognized as an international license.
Full official name for the international driving permit; 国際免許 is the common abbreviation.
Compound of 国際 (international) and 免許 (license, permit).