(a) Circuit Court-District Division
(1) Violations. A plea of guilty or nolo contendere to a violation may be accepted by the court without formal hearing unless the violation carries a statutorily enhanced penalty upon a subsequent conviction subjecting the defendant to incarceration.
(2) Plea by Mail. In all cases in which a defendant may enter a plea by mail pursuant to RSA 262:44, the defendant may enter a plea by mail in accordance with the procedures provided by RSA 502-A:19-b.
(3) Misdemeanors and Enhanced Violations. Before accepting a plea of guilty or, with the consent of the court, a plea of nolo contendere, to any misdemeanor, or to a violation that requires the defendant to appear for arraignment and that carries a statutorily enhanced penalty upon a su