California Evidence Code Section 643

CA Ev Code § 643 (2017)  

A deed or will or other writing purporting to create, terminate, or affect an interest in real or personal property is presumed to be authentic if it:

(a) Is at least 30 years old;

(b) Is in such condition as to create no suspicion concerning its authenticity;

(c) Was kept, or if found was found, in a place where such writing, if authentic, would be likely to be kept or found; and

(d) Has been generally acted upon as authentic by persons having an interest in the matter.

(Enacted by Stats. 1965, Ch. 299.)

Last modified: October 25, 2018