Section 4300 Of Chapter 5. Relations With Third Persons From California Probate Code >> Division 4.5. >> Part 2. >> Chapter 5.

. A third person shall accord an attorney-in-fact acting pursuant to the provisions of a power of attorney the same rights and privileges that would be accorded the principal if the principal were personally present and seeking to act. However, a third person is not required to honor the attorney-in-fact's authority or conduct business with the attorney-in-fact if the principal cannot require the third person to act or conduct business in the same circumstances.