California Code
CHAPTER 4 - Investment Certificates
Section 18318.5.

18318.5. An investment or thrift certificate that is a multiple-party account as defined in Section 5132 of the Probate Code is governed by Part 2 (commencing with Section 5100) of Division 5 of the Probate Code.

(Amended by Stats. 1990, Ch. 79, Sec. 11. Operative July 1, 1991, pursuant to Stats. 1990, Ch. 710, Sec. 46.)