Section 4607 Of Chapter 1. Short Title And Definitions From California Probate Code >> Division 4.7. >> Part 1. >> Chapter 1.

. (a) "Agent" means an individual designated in a power of attorney for health care to make a health care decision for the principal, regardless of whether the person is known as an agent or attorney-in-fact, or by some other term.
  (b) "Agent" includes a successor or alternate agent.