America: North (USA)

Business.gov - Official Government Guide to the US Automotive Industry - Business.gov's guide to complying with laws and regulations that apply to automobile manufacturers, auto repair and maintenance businesses, and auto sales and services.

U.S. Residents Importing and Exporting Vehicles - A vehicle transported/driven from the United States for non-commercial or private use outside the country may return duty free to the United States, if U.S. Customs and Border Protection (CBP) is provided specific proof of U.S. origination. This proof may be a State issued vehicle registration card or a CBP certificate of registration (CBP 4455) completed and verified by a CBP officer before departure from the United States.

Vehicle Import Regulations - NHTSA

Vehicle/Engine Emission Certification CFEIS

Australia

Australian Customs Service - ACS: Importing a motor vehicle

California

California DMV - How To Register A Nonresident Vehicle

Canada

Importing a vehicle into Canada

China

New Zealand

Bringing a car into New Zealand

Switzerland

Taipei

UK

Car Import Information - Importing a car to the UK.

The DVLA Vehicle Import-Export - Some licencing information.

US

U.S. Residents Exporting Vehicles

U.S. Residents Importing Vehicles

Vehicle Import Regulations - NHTSA

Vehicle/Engine Emission Certification CFEIS