a warranty deed is a document that transfers the title to a property from the seller to the buyer it protects the buyer from the chance that someone will come along and lay claim to the property by saying the seller had no right to sell ita statutory warrant deed is an abbreviated version of a warranty deed written in accordance with state lawnsurance the promises made in a statutory warranty deed are backed up by a title insurance policy purchased by the seller if challenges to the transfer arise later the title insurer pays whatever compensation is due the buyer as well as the costs of fighting the challenge in court