(1) Any public officer who knowingly holds, directly or indirectly, any personal interest in any contract made by or on behalf of the Government of this State concerning any public matter is guilty of a crime.Charge: Being interested in a contract as a public officer.(2) A person is not deemed to be interested in any such contract as aforesaid because he is a shareholder in a company of more than 20 members which is a party thereto, unless he is a director of such company.