(a) Except as provided in AS 13.26.625, a power of attorney terminates when
(1) the principal dies;
(2) there is an incapacity of the principal, if the power of attorney is not durable;
(3) the principal revokes the power of attorney;
(4) the power of attorney provides that it terminates;
(5) the purpose of the power of attorney is accomplished; or
(6) the principal revokes the agent's authority, there is an incapacity of the agent, the agent dies, or the agent resigns, and the power of attorney does not provide for another agent to act under the power of attorney.
(b) Unless the power of attorney provides a different method for an agent's resignation, an agent may resign by giving notice to the principal and, if there is an incapacity of the principal,
(1) to the conservator or guardian, if one has been appointed for the principal, and a coagent or successor agent; or
(2) if there is no person described in (1) of this subsection, to
(A) the principal's custodian or caregiver;
(B) another person reasonably believed by the agent to have sufficient interest in the principal's welfare; or
(C) a governmental agency having statutory authority to protect the welfare of the principal.