This section applies where an appropriate authority for a school or post-16 institution mentioned in subsection (2) has functions under this Part.
The schools and post-16 institutions referred to in subsection (1) are—
The appropriate authority must co-operate with each responsible local authority, and each responsible local authority must co-operate with the appropriate authority, in the exercise of those functions.
A responsible local authority, in relation to an appropriate authority for a school or post-16 institution mentioned in subsection (2), is a local authority in England that is responsible for any child or young person who is a registered pupil or a student at the school or post-16 institution.
The "appropriate authority" for a school or post-16 institution is—