Regulations for the Navy Part IICentral Regulations · 1957
(1) The Board shall be guided by the provisions of these regulations and also by the Navy orders in force for the time being and the written instructions of the convening authority provided that the Navy Orders and the written instructions are not consistent with anything contained in these regulations.
(2) The Board may put such questions to a witness as it thinks desirable for testing the truth or accuracy of any evidence he has given and otherwise for eliciting the truth.