| (2) | Any person not subject to this Code who has been summoned in the prescribed manner to attend any military court, preliminary investigation or board of inquiry to give evidence or to produce any document or thing, and who fails to attend or to remain in attendance until authorized to leave or refuses to be sworn or to affirm or to answer any question which in similar proceedings in a civil court he could be compelled to answer, or fails or refuses to produce any document or thing which in similar proceedings in a civil court he could be compelled to produce, shall be guilty of an offence and liable on conviction to a fine not exceeding twenty-five pounds or to imprisonment for a period not exceeding one month. |