The ultimate distinction both authentic and unauthentic deed are on the deed makers. The authentic deed is made by public officers and another is not by public officers. The author focus is on the notary roles as public officer that competent to making authentic deed and also to legalizing toward unauthentic deeds. The power of evidence towards unauthentic deed under Indonesian law is only effective to who directed of and under court sessions the power is under the judgment of judge. The role of notary legalization toward unauthentic deed is only to certify on the date and the parties signs. The judge rote officially is chiefly cannot annul through the unauthentic deed which has legalized by notary without submission form the parties.