Trade-In Ownership Who Owns the Trade-In? Dealers are often asked to accept a trade-in vehicle that is not registered in the name of the customer who is buying a vehicle from the dealer.Dealers should not accept a trade-in unless it is registered in the name of the person trading it in. How Does it Work with Family Members? A simple solution exists for common situations involving parents and their children. The parent can transfer the vehicle to be used as the trade-in, into their child’s name without paying HST.Transfers between the following family members are exempt from HST:Between spouses (including common law)Between parents and children (including in-laws and step children and stepparents)Between grandparents and grandchildren (including in-laws and step grandchildren and step grandparents)Between brothers and sistersTransfers between cousins, aunts, uncles, nieces and nephews and other relatives are not tax exempt.