If you plan to give a vehicle to your church or favorite charity, there are some limitations and substantiation requirements to consider.It will only save you income tax if you itemize deductions on form 1040, Schedule A.Different rules apply depending on the value of the vehicle.If the claimed value is $500 or less, just the general substantiation rules apply. The charitable organization is to provide you with a contemporaneous written acknowledgment that describes the vehicle and the fair market value and stating that you were not provided any goods or services in consideration for it. Also, it is good to …