Section 8253 Of Article 3. Contest Of Will From California Probate Code >> Division 7. >> Part 2. >> Chapter 3. >> Article 3.
8253
. At the trial, each subscribing witness shall be produced and
examined. If no subscribing witness is available as a witness within
the meaning of Section 240 of the Evidence Code, the court may admit
the evidence of other witnesses to prove the due execution of the
will.