2

The Department may by regulations make provision with respect to the exercise of the power under paragraph (1).

3

Regulations under paragraph (2) may, in particular—

a

make provision about the cases and circumstances in which the power under paragraph (1) is exercisable, including provision restricting the exercise of that power by virtue of change of circumstance;

b

make provision with respect to the consideration by the Department, when acting under paragraph (1), of any issue which has not led to its so acting;

c

make provision with respect to procedure in relation to the exercise of the power under paragraph (1).