(b) Any request to the deputy commissioner to certify separate payment of the amount of an augmentation in accordance with paragraph (a) of this section shall be in writing on such form and in accordance with such instructions as are prescribed by the Office.
(c) The deputy commissioner shall specify the terms and conditions of any certification authorized under this section and may terminate any such certification where appropriate.
(d) Any payment made under this section, if otherwise valid under the Act, is a complete settlement and satisfaction of all claims, rights, and interests in and to such payment, except that such payment shall not be construed to abridge the rights of any party to recoup any overpayment made.