This section applies if—
The Treasury or the Secretary of State may by order make such amendment of the legislation referred to in subsection (1)(a) as appears to them to be necessary or expedient in consequence of the exercise by the regulator of the power mentioned in subsection (1)(b).
The power conferred by subsection (2) includes power—
In subsection (1)(a) "subordinate legislation" does not include rules of either regulator.
A regulator's power under Part 2 of the Powers Regulations to amend its rules is treated for the purposes of this section as a power under this Part; and for this purpose "the Powers Regulations" means the Financial Regulators' Powers (Technical Standards etc.) (Amendment etc.) (EU Exit) Regulations 2018 (S.I. 2018/1115).