All contracts, promises, and agreements made by any person to or with any such company or association concerning any premium, policy, or certificate of new business, after the revocation of its certificates or denial of authority to do business, shall be null and void, and all payments of premium or assessments advanced or made by any person on account of any such policy, certificate of new business, or upon any arrangement therefor, may be recovered from such company or association, or its agent to whom payment was advanced or made, or from both of them, and in addition thereto plaintiff may recover an equal amount as liquidated damages, together with a reasonable fee to plaintiff’s attorney for services in the case.