The records described in section 4003(a) of this title
shall be maintained in accordance with regulations prescribed by the Secretary.
Except to the extent that they pertain to the receipt, disbursement, and accounting for public funds, such records shall be confidential and subject to inspection only by the President, the Secretary,
such employees of the Government
as may be authorized by law or assigned by the Secretary
to work on such records, the legislative and appropriations committees of the Congress
charged with considering legislation and appropriations for the Service,
and representatives duly authorized by such committees. Access to such records relating to a member of the Service
shall be granted to such member, upon written request.