Massachusetts General Laws Part I. Administration of the Government (Ch. 1-182) Ch. 33A, § 105

Article 105. Misconduct as prisoner.

A person subject to this code who, while in the hands of the enemy in time of war: (1) for the purpose of securing favorable treatment by such person's captors, acts without proper authority in a manner contrary to law, custom or regulation to the detriment of others of the nationality held by the enemy as civilian or military prisoners; or (2) while in a position of authority over such persons, maltreats such persons without justifiable cause shall be punished as a court-martial may direct.