Harry has been told to give the Home Office 28 days’ notice, so there is time to assess security requests.
But with the Coronation taking place on May 6, Harry not only missed the customary deadline for guests but also the notice period needed for security assessments.
Harry’s attendance at his father’s crowning is expected to be a rancorous affair, with relations with his family fraught following his recent media adventures.
Harry and Prince William “won’t exchange a word” at King Charles III’s Coronation next month as the relationship between them is now “on its knees”, one commentator has even claimed.