(a) Certification of amounts
(b) Priority of payments
(1) Upon certification of each award made pursuant to section 1645b of this title, the Secretary of the Treasury shall, out of the sums covered into the Claims Fund, make payments on account of such awards as follows, and in the following order of priority:
Thereafter, payments from time to time, in ratable proportions, on account of the unpaid balance of the principal amounts of all awards according to the proportions which the unpaid balance of such awards bear to the total amount in the Claims Fund available for distribution at the time such payments are made.
Payments or applications for payments under subsection (b) shall be made in accordance with such regulations as the Secretary of the Treasury may prescribe.