(1)After receiving an application under section 35, the Scottish Ministers may by regulations—
(a)designate an area as a rent pressure zone, and
(b)prescribe in relation to that zone a number of percentage points as the value of X for the purposes of section 38(1).
(2)In subsection (1)(b), “a number”—
(a)includes zero and fractional parts of a whole number, but
(b)does not include negative numbers.