Do I Have To Carry Car Insurance On A Car Not Being Driven And Parked On A Private Owned Lot? 
If the car is not being operated it certainly doesnt need liability insurance , nor does it need collision insurance . You might choose to maintain comprehensive coverage in the event the car is damaged or destroyed . This type of loss can occur . Cars burn up in garages , cars get damaged in floods , cars get struck by lightning , and I suppose at least once a car has been damaged by an angry animal . 