CA Civ Code Section 3439.10

(a)

In this section, the following rules determine a debtor’s location:

(1)

A debtor who is an individual is located at the individual’s principal residence.

(2)

A debtor that is an organization and has only one place of business is located at its place of business.

(3)

A debtor that is an organization and has more than one place of business is located at its chief executive office.

(b)

A claim in the nature of a claim under this chapter is governed by the local law of the jurisdiction in which the debtor is located when the transfer is made or the obligation is incurred.