Buying a car from a private seller can often save you thousands, but it lacks the built-in safety net of a dealership. Without a clear, written agreement, you could find yourself in a "he-said, she-said" battle if things go wrong.

Many states require a Bill of Sale to calculate sales tax and complete the title transfer. Essential Components of the Contract

The Ultimate Guide to Private Car Sale Contracts: Protect Your Purchase

For a contract to be effective, it should include these "non-negotiables": CONTRACT FOR SALE OF AUTOMOBILE

Even if your state doesn't strictly require one for registration, a signed contract provides: