If—
(a) a child or young person is in a prison serving a sentence of detention as imprisonment in accordance with a direction given under section 667, 668, 669, 670, 671, 679 or 680; and
(b) a warrant for the detention of the child or young person in a youth justice custodial centre in default of payment of a fine or sum of money is executed—
the Youth Parole Board may direct that the detention in default of payment of a fine or sum of money be served as imprisonment.
Note
Also see Part 12.1 for procedural matters relating to parole which also apply to a direction under this section.