For legal validity in California, the living trust document needs to be signed with the grantor(s). Notarization is very encouraged and sometimes essential for practical purposes, as many monetary establishments and county recorders call for notarized documents for subsequent asset transfers, significantly for serious estate. California Probate Code Segment 15000 https://professional-living-trust11111.blogsvila.com/38564251/what-does-revocable-living-trust-document-help-california-mean