To import anything Import-Export Code (IEC) issued by DGFT is mandatory.It is illegal to import without the approval of DGFT.

import a car

To import any product Import-Export Code (IEC) issued by Director General of Foreign Trade (DGFT) is required. IEC is not required if you are importing any item for personal use. IEC is required only in case of Import-Export of item for commercial use.Therefore,to import a car or any item you need approval of DGFT in form of IEC if it is for business use and if it is for personal use IEC is not required,you can simply import it. Application for IEC can be made on-line.The required documents and complete procedure is given here.