PART II
Procedure in Criminal Actions
Chapter 16. ARRAIGNMENT, PLEAS, AND PRETRIAL MOTIONS
ยง16.4. Pleas.
A defendant may plead guilty or not guilty, except that in a capital case only a plea of not guilty may be accepted. The court may refuse to accept a plea of guilty in any other case and shall not accept such plea without first (a) making such inquiry as may satisfy it that the defendant in fact committed the crime charged and (b) addressing the defendant personally and determining that the plea is made voluntarily with understanding of the nature of the charge. If a defendant refuses to plead or if the court refuses to accept a plea of guilty or if a defendant corporation fails to appear, the court shall enter a plea of not guilty.
Fair trial standards
Rights during trial - remain silent
National proceedings on admission of guilt
EDIT.