On the application of a person who is not entitled to apply for the order to be discharged, but who is a person with whom the child is living, a supervision order may be varied by the court in so far as it imposes a requirement which affects that person.

On the application of a person who is not entitled to apply for the order to be discharged, but who is a person to whom an exclusion requirement contained in the order applies, an interim care order may be varied or discharged by the court in so far as it imposes the exclusion requirement.

Where a power of arrest has been attached to an exclusion requirement of an interim care order, the court may, on the application of any person entitled to apply for the discharge of the order so far as it imposes the exclusion requirement, vary or discharge the order in so far as it confers a power of arrest (whether or not any application has been made to vary or discharge any other provision of the order).

Where a care order is in force with respect to a child the court may, on the application of any person entitled to apply for the order to be discharged, substitute a supervision order for the care order.

When a court is considering whether to substitute one order for another under subsection (4) any provision of this Act which would otherwise require section 31(2) to be satisfied at the time when the proposed order is substituted or made shall be disregarded.