Neither the Commissioner of Administrative Services, nor any member of his office staff, nor any member of the Standardization Committee nor the executive head of any state agency to whom purchasing authority has been delegated pursuant to section 4a-52a, nor any member of his office staff, nor the chief executive officer of a constituent unit of the state system of higher education or institution within such a constituent unit, nor any member of his office staff, shall be financially interested, or have any personal beneficial interest, either directly or indirectly, in any contract or purchase order for any supplies, materials, equipment or contractual services furnished to or used by any state agency or, in the case of the chief executive officer of such a constituent unit or such an institution or any member of his staff, by any such constituent unit or institution; nor shall such commissioner or member of his staff or member of the Standardization Committee or executive head or member of his staff or chief executive officer of such a constituent unit or institution or any member of his staff accept or receive, directly or indirectly, from any person, firm or corporation to which any contract or purchase order may be awarded by the Department of Administrative Services, any such state agency or any such constituent unit or institution, as the case may be, by rebate, gifts or otherwise, any money, or anything of value whatsoever, or any promise, obligation or contract for future reward or compensation. Any person who violates any provision of this section shall be fined not more than five hundred dollars or imprisoned not more than six months or be both fined and imprisoned.