4.—(1) The service provider must provide the service in accordance with the statement of purpose.
(2) The service provider must—
(a)keep the statement of purpose under review, and
(b)where appropriate, revise the statement of purpose.
(3) The service provider must give notice to the persons listed in paragraph (4) of any revision to be made to the statement of purpose at least 28 days before it is to take effect.
(4) The persons who must be given notice of any revision to the statement of purpose in accordance with paragraph (3) are—
(a)the Welsh Ministers,
(b)any child placed with a foster parent by the service provider, unless it would not be appropriate to do so having regard to the child's age and understanding,
(c)the parents of any such child,
(d)foster parents and prospective foster parents,
(e)persons working for the purposes of the fostering service,
(f)the placing authority.
(5) The service provider must provide the up to date statement of purpose to any person on request, unless it is not appropriate to do so or would be inconsistent with the well-being of a child.