10 U.S.C. § 949d: Sessions

hearing and determining motions raising defenses or objections which are capable of determination without trial of the issues raised by a plea of not guilty; hearing and ruling upon any matter which may be ruled upon by the military judge under this chapter, whether or not the matter is appropriate for later consideration or decision by the members; if permitted by regulations prescribed by the Secretary of Defense, receiving the pleas of the accused; and performing any other procedural function which may be performed by the military judge under this chapter or under rules prescribed pursuant to section 949a of this title and which does not require the presence of the members. Except as provided in subsections (b), (c), and (d), any proceedings under paragraph (1) shall be conducted in the presence of the accused, defense counsel, and trial counsel, and shall be made part of the record. When the members of a military commission under this chapter deliberate or vote, only the members may be present. The military judge may close to the public all or part of the proceedings of a military commission under this chapter. protect information the disclosure of which could reasonably be expected to cause damage to the national security, including intelligence or law enforcement sources, methods, or activities; or ensure the physical safety of individuals. A finding under paragraph (2) may be based upon a presentation, including a presentation ex parte or in camera, by either trial counsel or defense counsel. to ensure the physical safety of individuals; or to prevent disruption of the proceedings by the accused.