§ 6556. Former acquittal a bar

A person shall not be held to answer on a second complaint, information or indictment for an offense of which he was acquitted by a jury upon the merits on a former trial. Such acquittal may be pleaded in bar of a subsequent prosecution for the same offense, notwithstanding defects in the form or substance of the complaint, information or indictment on which he or she was acquitted.