In this subchapter:
(1) “Authorized person” and “person authorized to act in connection with international wills” means a person who is empowered by § 259 of this title or by the laws of the United States, including a member of the diplomatic and consular service of the United States designated by foreign service regulations, to supervise the execution of international wills.
(2) “International will” means a will executed in conformity with §§ 252 through 255 of this title.