Just about every developing nations taxes heavily on imported cars. Govt. like Nepal depend on these import taxes for revenue coz no one in Nepal do 1040-EZ and someone got to pay for all the police, army, govt staff and last but not least all the politician.

News from day-before
http://www.myrepublica.com/portal/index.php?action=news_details&news_id=54293

more reading - http://en.wikipedia.org/wiki/Balance_of_payments