45.—(1) Subject to the following provisions of this Chapter, a banning order has effect for a period specified in the order beginning with the day on which the order is made.
(2) The period must not be longer than the maximum or shorter than the minimum.
(3) Where the order is made in addition to a sentence of imprisonment taking immediate effect, the maximum is 10 years and the minimum is 6 years; and in this subsection “imprisonment” includes any form of detention.
(4) In any other case, the maximum is 5 years and the minimum is 3 years.