The Al-Madinah free school in Derby must address nine action points set out by the education minister by today or face a funding termination.
The Education Minister Lord Nash has said the points must include advertising for a new headteacher and setting out how the school will be welcoming to students of all or no faith.
Ofsted previously branded the school 'dysfunctional.'
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It happened on the top deck of the Number 14 bus after an altercation between the victim and a group of boys.
Four men were thrown from one of the cars, and three died at the scene. A taxi driver and his two passengers were also killed.
A chilly and foggy morning with strong outbreaks of wind but it will become milder in the afternoon.