the parent applies for the child to be admitted to a school maintained by a local education authority F1. . .which is different from the school named in the order,

the child is offered a place at the school as a result of the application, and

the parent requests the local education authority by whom the order was served to amend it by substituting that school for the one currently named,

the parent applies to the authority for education to be provided for the child at a school which is not a school maintained by a local education authority and which is different from the school named in the order,

the child is offered a place at the school and the authority are required by virtue of regulations under section 18(3) to pay the fees payable in respect of the education provided for him at the school, and

the parent requests the authority to amend the order by substituting that school for the one currently named,

the parent applies for the child to be admitted to a school which is not maintained by a local education authority F3. . ., which is different from the school named in the order and in respect of which no application is made under subsection (3),

as a result of the application, the child is offered a place at the school, being a school which is suitable to his age, ability and aptitude and to any special educational needs he may have, and

the parent requests the authority to amend the order by substituting that school for the one currently named,