Section 17002 Of Chapter 1. Jurisdiction And Venue From California Probate Code >> Division 9. >> Part 5. >> Chapter 1.
17002
. (a) The principal place of administration of the trust is
the usual place where the day-to-day activity of the trust is carried
on by the trustee or its representative who is primarily responsible
for the administration of the trust.
(b) If the principal place of administration of the trust cannot
be determined under subdivision (a), it shall be determined as
follows:
(1) If the trust has a single trustee, the principal place of
administration of the trust is the trustee's residence or usual place
of business.
(2) If the trust has more than one trustee, the principal place of
administration of the trust is the residence or usual place of
business of any of the cotrustees as agreed upon by them or, if not,
the residence or usual place of business of any of the cotrustees.