The Treasury may by order modify section 11A of the Income Tax Act 2007 (income charged at Scottish rates) for the purpose of altering—
The Treasury may by order modify any enactment so as to make any provision that they consider necessary or expedient in consequence of or in connection with—
If the Treasury consider it necessary or expedient to do so, they may by order provide that—
does not require any change in the amounts repayable or deductible under PAYE regulations between the beginning of that year and such later date as may be specified in the order.
The Treasury may by order make such modifications of any enactment as they consider necessary or expedient in consequence of or in connection with an order under subsection (1), (1A) or (1B)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
An order under this section may, to the extent that the Treasury consider it to be appropriate, take effect retrospectively from the beginning of the tax year in which the order is made.
The power under subsection (1) does not include power to provide that any income which is—
is income which is charged to income tax at a rate provided for under section 11A of that Act.