(a) The provisions of this subpart relating to overpayments and
underpayments shall be applicable to overpayments and underpayments
made by responsible operators or their insurance carriers, as
appropriate.
(b) No operator or carrier may recover, or make an adjustment of,
an overpayment without prior application to, and approval by, the
Office which shall exercise full supervisory authority over the
recovery or adjustment of all overpayments.