Haw. Rev. Stat. § 84-16: Contracts voidable.

In addition to any other penalty provided by law, any contract entered into by the State in violation of this chapter is voidable on behalf of the State; provided that in any action to avoid a contract pursuant to this section the interests of third parties who may be damaged thereby shall be taken into account, and the action to void the transaction is initiated within sixty days after the determination of a violation under this chapter. The attorney general shall have the authority to enforce this provision.