The principal's death automatically terminates an existing agency under the Restatement (Third)of Agency.

Restatement (Third)

A reference to the third series of the Restatements of the Law, which are authoritative summaries of common law in the United States, aimed at clarifying, modernizing, and improving the law.

Automatic Termination

A clause within a contract or agreement that causes it to end automatically upon the occurrence of specific conditions.