(1)The Secretary of State may by regulations in a statutory instrument increase or reduce any of the money sums for the time being specified in the following provisions of this Part—
section 512(2),
section 515(3),
section 518(1)(a),
section 542(4),
section 622(3),
section 624(1)(a) and (b), and
paragraph 12 of Schedule 19.
(2)Regulations shall not be made under this section unless a draft of the statutory instrument containing them has been approved by resolution of each House of Parliament.