do you have a driving license ?
do you have a disability certificate from provincial department of health Federal ministry of health?
write an application to Chairman FBR - FBR House, Islamabad
attach copies of both the above documents and request for a letter allowing duty & taxes exempted import of a vehicle of your choice.
such letters when issued are send to applicant with copies to the respective customs collectors for processing the case upon arrival of vehicle. -
am not car dealer nor am into car trade.