ARTICLE 77U.K.
The Detaining Powers shall provide all facilities for the transmission, through the Protecting Power or the Central Prisoners of War Agency provided for in Article 123, of instruments, papers or documents intended for prisoners of war or despatched by them, especially powers of attorney and wills.
In all cases they shall facilitate the preparation and execution of such documents on behalf of prisoners of war; in particular, they shall allow them to consult a lawyer and shall take what measures are necessary for the authentication of their signatures.