shall be subject to immediate termination of employment, restitution for the amount of the improper purchases, and criminal prosecution. Any person violating this subsection shall be guilty of a misdemeanor of a high and aggravated nature if the value of the items improperly purchased or retained is less than $500.00 in the aggregate and shall be guilty of a felony if the value of the items improperly purchased or retained is $500.00 or more in the aggregate and, upon conviction of such felony, shall be sentenced to not less than one nor more than 20 years' imprisonment, a fine not to exceed $50,000.00, or both.
OCGA § 50-5-83