Section 8221 Of Article 2. Proof Of Will From California Probate Code >> Division 7. >> Part 2. >> Chapter 3. >> Article 2.
8221
. If no subscribing witness is available as a witness within
the meaning of Section 240 of the Evidence Code, the court may, if
the will on its face conforms to all requirements of law, permit
proof of the will by proof of the handwriting of the testator and one
of the following:
(a) Proof of the handwriting of any one subscribing witness.
(b) Receipt in evidence of one of the following documents reciting
facts showing due execution of the will:
(1) A writing in the will bearing the signatures of all
subscribing witnesses.
(2) An affidavit of a person with personal knowledge of the
circumstances of the execution.