(e) (1)Serving of process, etc. Notices, orders, and other process and papers of the Board, or any hearing examiner thereof, shall be served upon the detainee personally and upon his attorney or designated representative. Such process and papers may be served upon the Attorney General or such other officers as may be designated by him for such purpose, and upon any other interested persons either personally or by registered mail or by telegraph or by leaving a copy thereof at the principal office or place of business of the person required to be served. The verified return by the individual so serving the same setting forth the manner of such service shall be proof of the same, and the return post-office receipt or telegraph receipt therefor when registered and mailed or telegraphed as aforesaid shall be proof of service of the same. Witness fees and mileage.Witnesses summoned before the Board, or any hearing examiner thereof, shall be paid the same fees and mileage that are paid witnesses in the courts of the United States, and witnesses whose depositions are taken and the persons taking the same shall severally be entitled to the same fees as are paid for like services in the courts of the United States.
(2) All process of any court to which application may be made under this title may be served in the judicial district wherein the person required to be served resides or may be found.
(3) The several departments and agencies of the Government, when directed by the President, shall furnish the Board, upon its request, all records, papers, and information in their possession relating to any matter before the Board.
(f)Counsel, etc. Every detainee shall be afforded full opportunity to be represented by counsel at the preliminary hearing prescribed by this title and in all stages of the detention review proceedings, including the hearing before the Board and any judicial review, and he shall have the right at hearings of the Board to testify, to have compulsory process for obtaining witnesses in his favor, and to cross-examine adverse witnesses.
(g)Consideration of evidence. In any proceeding before the Board under this title the Board and its hearing examiners are authorized to consider under regulations designed to protect the national security any evidence of Government agencies and officers the full text or content of which cannot be publicly revealed for reasons of national security, but which the Attorney General in his discretion offers to present. The testimony taken before the Board or its hearing examiners shall be reduced to writing and filed with the Board. Thereafter, in its discretion, the Board upon notice may take further testimony or hear argument.
(h) In deciding the question of the existence of reasonable ground to believe a person probably will engage in or conspire with others to engage in espionage or sabotage, the Attorney General, any preliminary hearing officer, and the Board of Detention Review are authorized :to consider evidence of the following
- (1) Whether such person has knowledge of or has received or given instruction or assignment in the espionage, counterespionage, or sabotage service or procedures of a government or political party of a foreign country, or in the espionage, counterespionage, or sabotage service or procedures of the Communist Party of the United States or of any other organization or political party which seeks to overthrow or destroy by force and violence the Government of the United States or of any of its subdivisions and to substitute therefor a totalitarian dictatorship controlled by a foreign government, and whether such knowledge, instruction, or assignment has been acquired or given by reason of civilian, military, or police service with the United States Government, the governments of the several States, their political subdivisions, the District of Columbia, the Territories, the Canal Zone, or the insular
