Cal. Code Regs. tit. 10, § 10.9001
(a) A place at which a subject institution transacts business does not on that account constitute a place of business of such subject institution unless the subject institution transacts business with the public at such place. Accordingly, a place at which a subject institution engages only in one or more of the following activities does not on that account constitute a place of business of such subject institution:
For purposes of the Banking Law and this Chapter: