No officer or employee of the Department may be directly or indirectly concerned or interested in any contract, purchase or sale made by the Department or by its authority, or may accept any reward or gift, or any promise of any reward or gift, directly or indirectly from any person interested in any contract, purchase or sale made by the Department or its authority, and every officer and employee shall report to the Department all offenses coming to the officer's or employee's knowledge.
11 Del. C. § 6559