Paragraph 33
Where the proposals are for a change in the language medium of teaching at the school falling within any of the descriptions of such changes referred to in paragraph 6 of Schedule 1–
evidence as to the level of demand (or projected demand) by parents living in the area served by the school to which the proposals relate with children of the age group or age groups concerned, for those children to be provided with education through, respectively, the medium of English and the medium of Welsh; evidence as to the extent of which existing provision by the authority of such education for that area exceeds, or falls short of, such demand (or projected demand); and evidence as to the extent to which the proposed change would remedy any such excess or shortfall; or
any other reasons for the proposed change.