Cal. Evidence Code - EVID § 1290. Section 1290.
As used in this article, “former testimony” means testimony given under oath in:
(a)
Another action or in a former hearing or trial of the same action;
(b)
A proceeding to determine a controversy conducted by or under the supervision of an agency that has the power to determine such a controversy and is an agency of the United States or a public entity in the United States;
(c)
A deposition taken in compliance with law in another action; or
(d)
An arbitration proceeding if the evidence of such former testimony is a verbatim transcript thereof.
