(1)A court that has made a witness anonymity order in relation to any criminal proceedings may subsequently discharge or vary (or further vary) the order if it appears to the court to be appropriate to do so in view of the provisions of sections 4 and 5 that applied to the making of the order.
(2)The court may do so—
(a)on an application made by a party to the proceedings if there has been a material change of circumstances since the relevant time, or
(b)on its own initiative.
(3)“The relevant time” means—
(a)the time when the order was made, or
(b)if a previous application has been made under subsection (2), the time when the application (or the last application) was made.